[Q] Bricked : Flashing sbl1 - ONE Q&A, Help & Troubleshooting

I was trying to flash BlissPop. It didn't flash. So, I decided to flash fastboot image of CM11s 44.
I issued this command :
Code:
fastboot flash modem NON-HLOS.bin
fastboot reboot-bootloader
fastboot flash sbl1 sbl1.mbn
fastboot reboot-bootloader
The flash sbl1 command gave an error.
I rebooted bootloader. The phone turned off, but it never turned on.
I don't know how could it brick my phone, because I've done it a few times without any error.
My battery was on 65% when I was doing all this. So, I don't suspect battery has died.
But, I'm charging the phone anyway. There is no lead, but the power bank shows that battery is taking charge.
When I connect the phone to PC, it shows no signs of any device connected. Device manager doesn't show any thing/any refresh.
I've tried to push the power button for about a minute for 5 times, as 1+1 site says.
I've tried vol up + power and vol down + power buttons. It doesn't boot it.
I've no access to fastboot, recovery, OS, anything.
Please, suggest me solutions.

Did you flash the firmware updates before you flashed bliss? There is a toolkit out there, linked in bliss thread, on how to unbrick. I'll see if I can't find it.
Sent from my A0001 using Tapatalk
---------- Post added at 11:49 PM ---------- Previous post was at 11:45 PM ----------
http://forum.xda-developers.com/showthread.php?p=58230647
First look at this perhaps. If not there is a toolkit out there to flash back to stock. Should be able to communicate w the phone if it can turn on at all.
Sent from my A0001 using Tapatalk

http://forum.xda-developers.com/showthread.php?p=58230647
First look at this perhaps. If not there is a toolkit out there to flash back to stock. Should be able to communicate w the phone if it can turn on at all.
Click to expand...
Click to collapse
Thanks. I looked at it.
But, as you said I can't do anything till the phone turns on even once.
BTW, I highly suspect battery drain, because I was in TWRP for long to take backup, flashing MultiROM, etc. TWRP is known to not allow charging, as reported by some people.
Can you tell me whether flashing sbl1 could have bricked it or not? It didn't fail to flash in past and it never caused problem.
I had flashed CM12 firmware update before flashing BlissPop. Could reflashing CM11s fastboot image over it cause problem. I think it should not, because fastboot image replace all things. What's your opinion?

Had the same problem. Try first leave it charging for 12 hours after that plug it in. Then get into fastboot this is not easy. Just hold vol up and power together for atv least 5 Sec.
Sent from my A0001 using XDA Free mobile app

I guess its possible. But I would do what falastine said. Charge it for some time. With a soft brick it may not show anything on the screen but could actually be on. So be patient trying to get the toolkit to find the phone. I've heard in another thread someone's phone did in fact connect but nothing was on the screen
Sent from my A0001 using Tapatalk

any progress on this? i think the exact same thing happened to me. was trying to flash back to CM11s using fastboot, but it died. now i dont get anything at all. no response to the chrager, or the computer or anything.
ive tried holding the power button, holding the vol keys with the pwr button, but no avail.
let me know if you figured it out!

Falastine said:
Had the same problem. Try first leave it charging for 12 hours after that plug it in. Then get into fastboot this is not easy. Just hold vol up and power together for atv least 5 Sec.
Sent from my A0001 using XDA Free mobile app
Click to expand...
Click to collapse
I left the phone in charge for 24 hours using original charger and wire.
Tried long presses for multiple times - nothing happens.
Tried vol up/ vol down combinations with power button for long nothing happens.
I am now waiting for 12 hours and then will plug it again, as some thread said.
In between I'm trying to download a tool from here : http://forum.xda-developers.com/oneplus-one/general/tool-oneplusrecovery-tool-v1-0-restore-t2991851
I hope it detects my phone.

hassan3216 said:
any progress on this? i think the exact same thing happened to me. was trying to flash back to CM11s using fastboot, but it died. now i dont get anything at all. no response to the chrager, or the computer or anything.
ive tried holding the power button, holding the vol keys with the pwr button, but no avail.
let me know if you figured it out!
Click to expand...
Click to collapse
There is no progress.
It appears that we are in same situation.
I highly suspect dead battery, instead of dead phone. Anyway, I'll post updates.
Please, share if anything works for you.

I had the same problem and had to restore the phone with this tool:
https://forums.oneplus.net/threads/...ol-restore-stock-cm11s-fix-bricks-etc.237827/
I had many problems with the drivers and i had tot install the qualcom drivers http://sciencespaces.com/search/Qualcomm+HS-USB+Android+DIAG+9018/
The topic said that there is an issue with the modem and you have tot flash it manually but i don't have problems so far.

michaeldepotter said:
I had the same problem and had to restore the phone with this tool:
https://forums.oneplus.net/threads/...ol-restore-stock-cm11s-fix-bricks-etc.237827/
I had many problems with the drivers and i had tot install the qualcom drivers http://sciencespaces.com/search/Qualcomm+HS-USB+Android+DIAG+9018/
The topic said that there is an issue with the modem and you have tot flash it manually but i don't have problems so far.
Click to expand...
Click to collapse
@michaeldepotter
Thanks for writing here.
I'm following the thread mentioned by you.
But, the problem is that I don't know how to get the phone in Qualacom mode.
I don't whether my phone is on or off. So, I've tried to connect it with PC and pressing key mentioned in the thread. It didn't work.
If you could share your experience with me, it will be kind of you.
I've windows 8.1 64 bit.

I'm at work now but in a couple of hours i can give you more info how i did it
Sent from my A0001 using XDA Free mobile app

michaeldepotter said:
I'm at work now but in a couple of hours i can give you more info how i did it
Sent from my A0001 using XDA Free mobile app
Click to expand...
Click to collapse
@michaeldepotter,
Sure, no problem.
I'll be eagerly waiting.

mahastat said:
@michaeldepotter
Thanks for writing here.
I'm following the thread mentioned by you.
But, the problem is that I don't know how to get the phone in Qualacom mode.
I don't whether my phone is on or off. So, I've tried to connect it with PC and pressing key mentioned in the thread. It didn't work.
If you could share your experience with me, it will be kind of you.
I've windows 8.1 64 bit.
Click to expand...
Click to collapse
open your device manager in your pc and use volume up and power button while connected to pc to get into qualcom mode.most probably it would be detected as android fastboot interface just click on it and update the driver to qualcom usb serial interface then use http://forum.xda-developers.com/oneplus-one/general/tool-oneplusrecovery-tool-v1-0-restore-t2991851 this tool to recover

wilbur2brooks said:
open your device manager in your pc and use volume up and power button while connected to pc to get into qualcom mode.most probably it would be detected as android fastboot interface just click on it and update the driver to qualcom usb serial interface then use http://forum.xda-developers.com/oneplus-one/general/tool-oneplusrecovery-tool-v1-0-restore-t2991851 this tool to recover
Click to expand...
Click to collapse
@wilbur2brooks
Thanks for writing.
I could understand that once my phone is detected as even unknown device, I can install drivers and try to recover through the tool you mentioned.
But, the problem is that my phone is not recognized as anything. The Device Manager shows no reaction when I connect the phone to computer.
I have disabled driver signature on my Windows 8.1 64 bit. I've Qualacom drivers installed. Rebooted computer in disabled signature mode.
I've connected my device through official cable and I've tried the key combination mentioned.
My other devices show up when connected to PC, but 1+1 doesn't.
Any other thing which I could try.
I had left my phone in charging for 24 hours, but it doesn't wake it up.
Any suggestion is appreciated.

mahastat said:
@michaeldepotter
Thanks for writing here.
I'm following the thread mentioned by you.
But, the problem is that I don't know how to get the phone in Qualacom mode.
I don't whether my phone is on or off. So, I've tried to connect it with PC and pressing key mentioned in the thread. It didn't work.
If you could share your experience with me, it will be kind of you.
I have windows 8.1 64 bit.
Click to expand...
Click to collapse
So this is how i did it.
1. install the drivers from OPO (located in the .zip file from this tool https://forums.oneplus.net/threads/t...ks-etc.237827/ )
2. Open your device manager (Start - right click on computer - properties - devices manager)
3. Press on power + vol up for like 10 sec until you see a device showing up (called QHSUSB_BULK)
4. Download the qualcomdriver ( https://www.dropbox.com/s/vgujdut93m341qm/Qualcomm 2012.rar?dl=0 ). Right click on this devices and click on "Update Driver Software" -> "Browse my computer for driver software" -> locate the Qualcomm 2012\fre\Windows7 8 or vista folder depending on your setup. Update the driver.
5. Now the OPO tool should recognize your device. I turn off all my network connections so the usb device can't find other drivers. (in case windows overwrite the driver).
---------- Post added at 07:29 PM ---------- Previous post was at 07:07 PM ----------
Have you tried another PC?
Sent from my A0001 using XDA Free mobile app

michaeldepotter said:
So this is how i did it.
1. install the drivers from OPO (located in the .zip file from this tool https://forums.oneplus.net/threads/t...ks-etc.237827/ )
2. Open your device manager (Start - right click on computer - properties - devices manager)
3. Press on power + vol up for like 10 sec until you see a device showing up (called QHSUSB_BULK)
4. Download the qualcomdriver ( https://www.dropbox.com/s/vgujdut93m341qm/Qualcomm 2012.rar?dl=0 ). Right click on this devices and click on "Update Driver Software" -> "Browse my computer for driver software" -> locate the Qualcomm 2012\fre\Windows7 8 or vista folder depending on your setup. Update the driver.
5. Now the OPO tool should recognize your device. I turn off all my network connections so the usb device can't find other drivers. (in case windows overwrite the driver).
---------- Post added at 07:29 PM ---------- Previous post was at 07:07 PM ----------
Have you tried another PC?Sent from my A0001 using XDA Free mobile app
Click to expand...
Click to collapse
The hard part is that I could not get the phone detected by PC as anything.
I followed the same key combination which you mentioned. It doesn't help.
Can you tell me if battery is totally depleted, will it be possible for phone to be detected?
I've tried to charge my phone with various chargers and power banks. The battery stays cold, the charger stays cold, power bank blinks and get depleted, but phone is not vibrating even on long press.
I've tried on virtual PC, a XP machine. And on other real XP PC.
Thanks for your help.
If you have some more suggestions based on information given by me, kindly post it again.

mahastat said:
@wilbur2brooks
Thanks for writing.
I could understand that once my phone is detected as even unknown device, I can install drivers and try to recover through the tool you mentioned.
But, the problem is that my phone is not recognized as anything. The Device Manager shows no reaction when I connect the phone to computer.
I have disabled driver signature on my Windows 8.1 64 bit. I've Qualacom drivers installed. Rebooted computer in disabled signature mode.
I've connected my device through official cable and I've tried the key combination mentioned.
My other devices show up when connected to PC, but 1+1 doesn't.
Any other thing which I could try.
I had left my phone in charging for 24 hours, but it doesn't wake it up.
Any suggestion is appreciated.
Click to expand...
Click to collapse
Even if your battery is depleted it should get detected in your machine when u press volume up and power while its connected to your pc.hold it for a minute this combination should show something also keep your pc volume up to hear any port connect discconect sounds.If this doesnt happen then your hardware is dead no other option but try to give it to opo for service.

So, nothing ever comes on the screen? Does the phone vibrate if you hold the power button for 20 seconds? If so, this might be of help, if it sounds like it's bricked: http://forum.xda-developers.com/oneplus-one/help/guide-unbrick-oneplus-one-t3013732

wilbur2brooks said:
Even if your battery is depleted it should get detected in your machine when u press volume up and power while its connected to your pc.hold it for a minute this combination should show something also keep your pc volume up to hear any port connect discconect sounds.If this doesnt happen then your hardware is dead no other option but try to give it to opo for service.
Click to expand...
Click to collapse
I've PC volume UP, device manager in front and phone connect. Key combination brings nothing.
So, I think I'll take it to OPO Service Center now.
Thanks for helping me.
netbuzz said:
So, nothing ever comes on the screen? Does the phone vibrate if you hold the power button for 20 seconds? If so, this might be of help, if it sounds like it's bricked: http://forum.xda-developers.com/oneplus-one/help/guide-unbrick-oneplus-one-t3013732
Click to expand...
Click to collapse
Nothing comes on screen, no vibrations. It's bricked.
Going to OPO Service Center.
Thanks for looking after my problem.
I appreciate all who took part in this thread to help me. Thanks.
Moderators may close this thread now.

Related

download mode?

So I downloaded the drivers and nvflash, unzipped into their respective folders, but I'm then I'm done lol. I took the battery out, held volume up/down, and plugged up USB. All I'm getting is an LG Logo. Is that right? On my sgs2, it actually shows that it goes into download mode. Not so on this phone? Also, I'm on windows xp and its not reconizing this device. Ideas? Info? I'd REALLY like to get this device rooted and juiced up. Need to make a point to nay sayer wife
twatts723 said:
So I downloaded the drivers and nvflash, unzipped into their respective folders, but I'm then I'm done lol. I took the battery out, held volume up/down, and plugged up USB. All I'm getting is an LG Logo. Is that right? On my sgs2, it actually shows that it goes into download mode. Not so on this phone? Also, I'm on windows xp and its not reconizing this device. Ideas? Info? I'd REALLY like to get this device rooted and juiced up. Need to make a point to nay sayer wife
Click to expand...
Click to collapse
Try a different USB cable. With both volume buttons held when you plug in the phone with battery out system should recognize it and ask to install drivers. Post again if that does not happen.
-- The noob says:
This just in... my IQ has increased 50 points thanks to the g2x!
This method worked for me
twatts723 said:
So I downloaded the drivers and nvflash, unzipped into their respective folders, but I'm then I'm done lol. I took the battery out, held volume up/down, and plugged up USB. All I'm getting is an LG Logo. Is that right? On my sgs2, it actually shows that it goes into download mode. Not so on this phone? Also, I'm on windows xp and its not reconizing this device. Ideas? Info? I'd REALLY like to get this device rooted and juiced up. Need to make a point to nay sayer wife
Click to expand...
Click to collapse
to get into download mode yes you must unplug all connected media to the P-999, this includes your microSD and battery, wait 5 - 10 seconds before plugging in the power cord to the computer to ensure no electrical currents are running through the device, hold Vol +/- and plug in the device, WinXP should have a pop-up in the taskbar at this point stating that it's recognized as APX device, once it says that you've entered download mode. The screen should remain to look like it's still off during this process.
If WinXP isn't recognizing the device as APX, then double check to make sure you have extracted the ZIP's respectively, should be NvFlash, and APX. If you've already done that, then go into device manager. Start Menu -> All Programs -> Accessories -> System Tools -> Device Manager.
Within the Device Manager you will notice APX with a yellow question mark next to it, double click on APX in Device Manager and re-install the driver. AFTER you have disconnected your device, then try and enter download mode again.
XxbloodxrushxX said:
to get into download mode yes you must unplug all connected media to the P-999, this includes your microSD and battery, wait 5 - 10 seconds before plugging in the power cord to the computer to ensure no electrical currents are running through the device, hold Vol +/- and plug in the device, WinXP should have a pop-up in the taskbar at this point stating that it's recognized as APX device, once it says that you've entered download mode. The screen should remain to look like it's still off during this process.
If WinXP isn't recognizing the device as APX, then double check to make sure you have extracted the ZIP's respectively, should be NvFlash, and APX. If you've already done that, then go into device manager. Start Menu -> All Programs -> Accessories -> System Tools -> Device Manager.
Within the Device Manager you will notice APX with a yellow question mark next to it, double click on APX in Device Manager and re-install the driver. AFTER you have disconnected your device, then try and enter download mode again.
Click to expand...
Click to collapse
I got no device manager.
Control panel/system/hardware/device manager.
Solution to a common error
TwitchyEye said:
Control panel/system/hardware/device manager.
Click to expand...
Click to collapse
When you're installing the APX driver, if it comes up with an error saying something similiar to "INF is not digitally signed", then you have to disable windows security features in order to install the software.
XxbloodxrushxX said:
When you're installing the APX driver, if it comes up with an error saying something similiar to "INF is not digitally signed", then you have to disable windows security features in order to install the software.
Click to expand...
Click to collapse
I had that exact problem and on windows 8 it was a pain to do. It had to be done from the reboot screen and the first time I did it my computer's screen went black and would not turn on after rebooting for a few hours. Still have no idea why it did that lol. Looks like he's running an earlier version of windows which is better for everything we do here anyway lol
Pain-N-Panic said:
I had that exact problem and on windows 8 it was a pain to do. It had to be done from the reboot screen and the first time I did it my computer's screen went black and would not turn on after rebooting for a few hours. Still have no idea why it did that lol. Looks like he's running an earlier version of windows which is better for everything we do here anyway lol
Click to expand...
Click to collapse
For real bro, my most favored Microsoft OS is WinXP media center edition SP3
Yup, everything was configured for it and worked beautifully
Sent from my LG-P999 using xda premium

[Help] Bricked my Nexus what's next? :(

Hi, this situation is kind of strange and I hope it's just the battery and not the whole goddamn phone.
What I'm dealing with at the moment is:
The phone doesn't boot
When plugged onto charger or USB cable it boots but stuck at Google logo after a blink and stays there. Also, Home, Back and other buttons are lighten.
When "forcefully" put into fastboot mode, e.g. after plugging it onto USB and instantly pressing Vol Up + Power it stuck there as well, volume rocker no more response neither does the power button. Also, I notice there are no commands at the end like "USB int" etc we see normally.
Fastboot or ADB returns no device found
Please help. I personally believe it could be due to battery, what do you guys think?
Thank you.
As long as you can see the google logo, your device is not bricked. GIve more useful information; like your computer operating system, the last thing you did before this happened, etc.
ej8989 said:
As long as you can see the google logo, your device is not bricked. GIve more useful information; like your computer operating system, the last thing you did before this happened, etc.
Click to expand...
Click to collapse
Thanks. My OS is Windows 8.1 Update 1. The last thing was to install UPDATE-SuperSU to root so that I can install ROM Manager to update Recovery but the installation was aborted so I attempt to flash it via Fastboot with success. Then, wanted to install SlimKat but it couldn't let me mount USB storage so that I can put the .zip file. I, then stupidly click on install via ADB but didn't know how to go back so I pulled the battery and powered up; used ADP push command to transfer said the file, but again for some reason I had to pull the battery and since then I am in above position.
Sent from my XT1032 using Tapatalk
Put the device in bootloader and plug it into the computer, be patient, my phone is rather slow to get detected sometimes.. (Up to 30 min.) Check your drivers on the computer, try rebooting the boot loader from just pressing the power button (while in boot loader mode)..
If all else fails, read up on Wugs NRTK page and about ODIN...
Sent from my Nexus S using XDA Premium 4 mobile app
Setting.Out said:
Put the device in bootloader and plug it into the computer, be patient, my phone is rather slow to get detected sometimes.. (Up to 30 min.) Check your drivers on the computer, try rebooting the boot loader from just pressing the power button (while in boot loader mode)..
If all else fails, read up on Wugs NRTK page and about ODIN...
Sent from my Nexus S using XDA Premium 4 mobile app
Click to expand...
Click to collapse
Hi, device doesn't go into bootloader without plugging it to computer (I've to press required buttons BEFORE plugging OTG cable). And when it boots in fastboot mode it doesn't let me press any button either. I kept it plugged in for sometime as well when it when it was at Google logo; will try to do the same while in fastboot mode too and let you know. As for drivers, same computer was used before when it was working and it detected just fine immediately (gave me a pain to find the right drivers though - PDANet was a life saver).
EDIT:
I should mention that I broke the OS before this happened by formatting /system folder and wiping other data from CWM recovery - I think, I also rebooted it without flashing the ROM as well.
BaghiXDA said:
Hi, device doesn't go into bootloader without plugging it to computer (I've to press required buttons BEFORE plugging OTG cable). And when it boots in fastboot mode it doesn't let me press any button either. I kept it plugged in for sometime as well when it when it was at Google logo; will try to do the same while in fastboot mode too and let you know. As for drivers, same computer was used before when it was working and it detected just fine immediately (gave me a pain to find the right drivers though - PDANet was a life saver).
EDIT:
I should mention that I broke the OS before this happened by formatting /system folder and wiping other data from CWM recovery - I think, I also rebooted it without flashing the ROM as well.
Click to expand...
Click to collapse
I recently had to update my drivers on my computer.. after it did an update, my phone wasn't recognized..
Try Wugs Nexus Root Toolkit,.. use the options for "bricked".. do this from the bootloader screen (power/volume +)...
I don't have experience with ODIN, so you'll need to read that forum/threads...
Setting.Out said:
I recently had to update my drivers on my computer.. after it did an update, my phone wasn't recognized..
Try Wugs Nexus Root Toolkit,.. use the options for "bricked".. do this from the bootloader screen (power/volume +)...
I don't have experience with ODIN, so you'll need to read that forum/threads...
Click to expand...
Click to collapse
The problem is, even the Toolkit doesn't recognize the device no matter what. Even the keys for ODIN don't work, aren't they Home+VOL+ and Power?
EDIT1:
Kept plugged in for little longer as suggested but it heats up (it's too hot here) so I plugged out. Going to be running it off of Linux and lets see how it goes. :fingers-crossed:
EDIT2:
Tried Adam's UnBrickable method on Linux and even that couldn't find device. But that was to be expected since Adam clearly mentioned in his post that this tool isn't for those who see anything on their screen.
Whelp! Currently I can only see I:\ drive in device manager and that's all under portable devices and that's all. I see the same even in BIOS boot options, it's listed as "Google".
Guess need to close this thread now.

Unbrick tool for OnePlus 7 (MSMTOOL Hydrogen Version)

After using this tool you will have the chinese rom installed. (H2OS = Hydrogen OS)
Instructions how to use can be found: HERE
There is only one difference. To boot into Qualcomm download mode you need to press Volume up + Volume down when phone is powered off.
There is also a guide on YouTube. --> LINK
You can easily go to OxygenOS with official Updater app.
Just download OxygenOS OTA.zip and choose it with updater.
After reboot i personally would factory reset the phone.
Downloadlink MSMTOOL:
MEGA
Thread for OTA.zip:
Oneplus 7 Repo Oxygen OS builds
Feel free to report about your experience!
Thanks:
@Titokhan - for the Update.zip files
@Thyson - for testing the MSM Tool and reporting
@jmax91 - for the tip (tool)
@LloydSmallwood - for the unbrick guide
Finally MsmDownloadTools for our OnePlus 7. Has anyone tried it yet?
Confirmed, an XDA partner has already used it and revived his OnePlus 7 !!!
Link from partner's message:
https://forum.xda-developers.com/showpost.php?p=79989363&postcount=32
Kollachi said:
After using this tool you will have the chinese rom installed. (H2OS = Hydrogen OS)
You can easily go to OxygenOS with official Updater app.
Just download OxygenOS OTA.zip and choose it with updater.
After reboot i personally would factory reset the phone.
Downloadlink MSMTOOL:
MEGA
Thread for OTA.zip:
Oneplus 7 Repo Oxygen OS builds
Note: I didnt test it! @Thyson tried it and reported its working. Feel free to report guys.
Thanks:
@Titokhan - for the Update.zip files
@Thyson - for testing the MSM Tool and reporting
@jmax91 - for the tip (Tool)
Click to expand...
Click to collapse
Hello friend, add to your thread the steps that mark the original link of this MsMDownloadTool:
Link: https://repairmymobile.in/flash/oneplus-7-flash-file/amp/
How to Flash OnePlus 7:
1- Install Qualcomm Driver.
2- Make sure your device getting identified in device manager as Qualcomm HS-USB Diagnostic 9008.
3- Use both Volume as boot key.
4- Run MSM Download tool.
5- Click on verify, if it display message ok then you are ready to go.
6- Click on start to Flash.
7- Download Progress will be displayed.
8- When completed, Download complete will be displayed.
tURkOsANsE said:
1- Install Qualcomm Driver.
2- Make sure your device getting identified in device manager as Qualcomm HS-USB Diagnostic 9008.
3- Use both Volume as boot key.
4- Run MSM Download tool.
5- Click on verify, if it display message ok then you are ready to go.
6- Click on start to Flash.
7- Download Progress will be displayed.
8- When completed, Download complete will be displayed.
Click to expand...
Click to collapse
I think the steps should be clear. It's always the same since OnePlus 3/T. There is only one little different thing.
Kollachi said:
I think the steps should be clear. It's always the same since OnePlus 3/T. There is only one little different thing.
Click to expand...
Click to collapse
Hi friend, what is that different thing you say? Some is the first time we have a OnePlus, so we do not know.
Another question I have is that my OnePlus 7 works fine, but I wanted to see if this program recognizes me my OnePlus in case I ever need it, how can I enter the necessary mode to be detected by this program?
I press volume up and volume down and then I connect the cable, at that moment the program makes me "connected" (see attached image, left side), but after a few seconds it appears that "disconnected" and the phone restarts and OSS starts .
When I connect it, the images "Qualcomm HS-USB QDLoader 9008 (COM3) appear in the device manager.
I do not understand why my mobile when I connect it by pressing the volume buttons and without touching anything of the program it appears that connected and after a few seconds it disconnects itself and OOS restarts.
Regards, and thank you very much.
tURkOsANsE said:
Hi friend, what is that different thing you say? Some is the first time we have a OnePlus, so we do not know.
Another question I have is that my OnePlus 7 works fine, but I wanted to see if this program recognizes me my OnePlus in case I ever need it, how can I enter the necessary mode to be detected by this program?
I press volume up and volume down and then I connect the cable, at that moment the program makes me "connected" (see attached image, left side), but after a few seconds it appears that "disconnected" and the phone restarts and OSS starts .
When I connect it, the images "Qualcomm HS-USB QDLoader 9008 (COM3) appear in the device manager.
I do not understand why my mobile when I connect it by pressing the volume buttons and without touching anything of the program it appears that connected and after a few seconds it disconnects itself and OOS restarts.
Regards, and thank you very much.
Click to expand...
Click to collapse
The different part is you need to press volume up and volume down. With the older phones there was only one button. Don't remember volume up or down.
Not sure why your phone disconnecting automatically.
Kollachi said:
The different part is you need to press volume up and volume down. With the older phones there was only one button. Don't remember volume up or down.
Not sure why your phone disconnecting automatically.
Click to expand...
Click to collapse
Hi friend, could you try if the same thing happens to you?
Made the mistake of locking my bootloader directly and bricked the hell out of my standard 7. I kept getting "Your device is corrupt and it can't be trusted". No Recovery accessible, only bootloader.
Followed the steps here and everything is back to normal now!
GoToNap said:
Made the mistake of locking my bootloader directly and bricked the hell out of my standard 7. I kept getting "Your device is corrupt and it can't be trusted". No Recovery accessible, only bootloader.
Followed the steps here and everything is back to normal now!
Click to expand...
Click to collapse
Hello friend, could you help me to know why when I connect my device appears as connected and after 10 seconds it automatically restarts the OOS operating system? My phone works well, it's just a test to know if one day I have a brick to know that this program works in my case.
I would need (now that your device works, like mine) to start in a way that the program detects and looks "connected", then wait a moment and without pressing any button on the program or phone to see if it restarts alone. I am thinking that if the phone works well, the program when connected only starts the system automatically.
Read some messages above in case I have not explained myself well.
Could someone who has a good phone confirm this? Can the program attempt to automatically restart the device if the "Start" button of MsmDownloadTool is not pressed within 10 seconds?
Thanks greetings.
tURkOsANsE said:
Hi friend, could you try if the same thing happens to you?
Click to expand...
Click to collapse
Yep, same here. Maybe it's because device isn't bricked. I'm not sure about that. Never tried MSMTool when my device wasn't bricked.
Kollachi said:
Yep, same here. Maybe it's because device isn't bricked. I'm not sure about that. Never tried MSMTool when my device wasn't bricked.
Click to expand...
Click to collapse
hello, thanks for trying it, then that happens, if it is not locked it restarts, or maybe the EDL mode restarts for security if you don't press Start on the Msm tool.
---------- Post added at 12:20 PM ---------- Previous post was at 12:10 PM ----------
Indeed we have already resolved the doubt about why EDL mode is disconnected after 10 seconds. It is a security system, you have 10 seconds to press Start. here another partner who has tried it and that happened to him, until he hit start and flashed everything well.
Comrade comment: https://forum.xda-developers.com/showpost.php?p=79997414&postcount=54
tURkOsANsE said:
Hello friend, could you help me to know why when I connect my device appears as connected and after 10 seconds it automatically restarts the OOS operating system? My phone works well, it's just a test to know if one day I have a brick to know that this program works in my case.
I would need (now that your device works, like mine) to start in a way that the program detects and looks "connected", then wait a moment and without pressing any button on the program or phone to see if it restarts alone. I am thinking that if the phone works well, the program when connected only starts the system automatically.
Read some messages above in case I have not explained myself well.
Could someone who has a good phone confirm this? Can the program attempt to automatically restart the device if the "Start" button of MsmDownloadTool is not pressed within 10 seconds?
Thanks greetings.
Click to expand...
Click to collapse
I see that you sent a private message to me also and mentioned that you got into the Bootloader. That is not what you need.
First of all, you will need to install the qualcom drivers from here: https://www.androidjungles.com/qualcomm-hs-usb-qdloader-9008-driver-64-bit-windows/
Afterwards, you will need to hold both volume buttons, and after a few seconds connect your phone to the computer via cable (while still holding the volume buttons).
The phone will be detected as a Qualcom device and you cand start following the tutorial that was provided earlier.
GoToNap said:
I see that you sent a private message to me also and mentioned that you got into the Bootloader. That is not what you need.
First of all, you will need to install the qualcom drivers from here: https://www.androidjungles.com/qualcomm-hs-usb-qdloader-9008-driver-64-bit-windows/
Afterwards, you will need to hold both volume buttons, and after a few seconds connect your phone to the computer via cable (while still holding the volume buttons).
The phone will be detected as a Qualcom device and you cand start following the tutorial that was provided earlier.
Click to expand...
Click to collapse
Hello friend, I already managed to enter the EDL mode correctly, the doubt is that when I connected it after 10 seconds, the phone disconnected and relapsed. That's why I said that if I could test now that your phone works, it also automatically restarts without touching any Msm program button once connected in EDL mode.
Something with EDL mode in OP7 is currently wrong.
As the predecessors wrote, after connecting, it is interrupted after a few seconds and the phone reboots.
I also have OP3, OP6 in them after the EDL mode is switched on the connection is maintained all the time.
Andro_Nicus said:
Something with EDL mode in OP7 is currently wrong.
As the predecessors wrote, after connecting, it is interrupted after a few seconds and the phone reboots.
I also have OP3, OP6 in them after the EDL mode is switched on the connection is maintained all the time.
Click to expand...
Click to collapse
That's what @Thelargeportion wrote at OP7Pro thread:
"Yes, it did on mine. I've just used this tool to recover from root to stock.
Noted that if the program isn't started within 10 seconds, the phone rebooted automatically, I'm guessing as some sort of security lock. Restarted in EDL, connected to the MSMDownloadtool and executed the program as soon as it was connected and it flashed absolutely fine.
Note that after the phone is restarted after a successful flash, it takes about 1-2 minutes to boot again having stuck on the OnePlus boot logo."
Could be true. But nevermind... It works and that's important.:laugh:
Yes, it is the most important thing that it flashes the system image.
However, it does not maintain a permanent session in EDL as
in previous OnePlus models, and that may be worrying.
Andro_Nicus said:
Yes, it is the most important thing that it flashes the system image.
However, it does not maintain a permanent session in EDL as
in previous OnePlus models, and that may be worrying.
Click to expand...
Click to collapse
I can Tell you, after days with a bricked Phone and seeking for a Tool. You really don't Care about permanent Sessions.
Regrads
Thyson
If something works differently, it usually is always puzzling.
That is why all these posts appeared on this subject.
Andro_Nicus said:
If something works differently, it usually is always puzzling.
That is why all these posts appeared on this subject.
Click to expand...
Click to collapse
Hello friend, yes, that happens to all of us, it is not an isolated case, but if once you enter EDL mode and connect the phone to the PC and it appears "connected", you press start and everything works. You must press start in 10 seconds since entering EDL mode, once you press start, it no longer restarts and blinks correctly.
This of the 10 seconds occurs in all OnePlus 7 series (normal and PRO).
Comment where I ask about 10 seconds and colleagues confirm that they used the tool: https://forum.xda-developers.com/showpost.php?p=79997414&postcount=54

bricked: a confession,

1) stuck in bootloader
2) changed to B slot thru terminal . following a thread I guess
3) got into recovery (.IMG) but couldn't flash zip
4) seen "edl" and thought, what's that? So I clicked it
5) screen now blank
6) buttons have no response
7) I've owned the phone for 2 days (new)
Am I out a lot of $ or is there a hope for me
does your computer detect the phone at all when you plug it in? I know it isn't responsive, but try powering it on when you plug it in via USB and see if your PC detects anything.
Seems like you stuck at edl mode. Try holding vol down (or up) + power buttons for at least 30 seconds. Than you can try flashing stock rom from fastboot mode.
alexkalicharan said:
does your computer detect the phone at all when you plug it in? I know it isn't responsive, but try powering it on when you plug it in via USB and see if your PC detects anything.
Click to expand...
Click to collapse
Everytine I plug it in (windows8: test mode) the PC makes a sound but can't seem t find the device in the device manager.
Msmdownload tool finds nothing
Hold volume up + power button together for 10 to 30 seconds. Then release. Wait a few seconds. Now press and hold power button until it vibrates to see if it boots
alexkalicharan said:
does your computer detect the phone at all when you plug it in? I know it isn't responsive, but try powering it on when you plug it in via USB and see if your PC detects anything.
Click to expand...
Click to collapse
elmarian756 said:
Hold volume up + power button together for 10 to 30 seconds. Then release. Wait a few seconds. Now press and hold power button until it vibrates to see if it boots
Click to expand...
Click to collapse
Used a newer PC, w/win 10
Held volume up+down + power , plugged in USB to PC
Held those 3 buttons until of made a second sound
(almost 30 secs)
I can now see battery charging, woohoo
I seriously can't wait to installed mclroG
And rid myself from G00g1e
Still reading hard brick guide
I apologize to everyone reading this but sometimes you have to interact w/ someone to get the solve
elmarian756 said:
Hold volume up + power button together for 10 to 30 seconds. Then release. Wait a few seconds. Now press and hold power button until it vibrates to see if it boots
Click to expand...
Click to collapse
OnePlus 7pro bought directly from OnePlus
( i think its GM1915)
windows 10 pc
device manager lists phone as Kedacom USB Device ---> Android Bootloader Interface
i downloaded "10.0.3-GLOBAL-OnePlus7ProOxygen_21.O.23_OTA_023_all_1912032357_76b445-FASTBOOT"
ran the "flash-all" batch file
when it's done, phone reboots into "Qualcomm: CrashDump"
I can press the up+down volume buttons w/ the power button and get back to Fastboot mode
I can also get into the Chinese mode.. with that, i click ENGLISH then WIPE EVERYTHING
still no luck.... truly is an interesting BRICK
Well, you can try flashing using "TOOL ALL IN ONE".
Did you try the MSMtool?
https://forum.xda-developers.com/oneplus-7-pro/how-to/msm-tool-guac-t3934691/amp/
I also bricked mine a couple days ago , restored it by using MNSTOOL , you can find threads or youtube videos how to use it , it will finish it in around 5 minutes and also it will lock the bootloader.
Zed Kay said:
Did you try the MSMtool?
https://forum.xda-developers.com/oneplus-7-pro/how-to/msm-tool-guac-t3934691/amp/
Click to expand...
Click to collapse
so many times i've tried the msmdownload tool
my device is not recognized... so i figure it's the driver
i followed the instructions.. it says with phone off ,hold the vol up+down for 5 secs then plug in to usb on pc
the drivers should auto download into the pc
it did.. i see in Device Manager under PORTS the qualcomm driver appear when phone is plugged in
but phone is in Qualcomm CrashDump mode
when i reboot to FASTBOOT MODE (by holding volume up+down and power button) the Device Manager
recognizes the phone as Kedacom USB Device/Android Bootloader Interface
(not Qualcomm)
and of course MSMDownload tool does not recognize phone... i'll keep trying
csmooth2001 said:
so many times i've tried the msmdownload tool
my device is not recognized... so i figure it's the driver
i followed the instructions.. it says with phone off ,hold the vol up+down for 5 secs then plug in to usb on pc
the drivers should auto download into the pc
it did.. i see in Device Manager under PORTS the qualcomm driver appear when phone is plugged in
but phone is in Qualcomm CrashDump mode
when i reboot to FASTBOOT MODE (by holding volume up+down and power button) the Device Manager
recognizes the phone as Kedacom USB Device/Android Bootloader Interface
(not Qualcomm)
and of course MSMDownload tool does not recognize phone... i'll keep trying
Click to expand...
Click to collapse
I will tell you the full guide.
1. Extract msm(whatever).zip
2. Turn off your phone
3. Open msm.exe (green icon) as admin
5. Hold vol+ and vol- for 30 (no less)
5. Connect usb while holding both volume buttons and release after connecting the usb
6. As soon as you connect the usb hit start.
msmtool does not recognize
Zed Kay said:
Did you try the MSMtool?
https://forum.xda-developers.com/oneplus-7-pro/how-to/msm-tool-guac-t3934691/amp/
Click to expand...
Click to collapse
i figure it's the driver.. windows keeps installing a specific driver for the phone.
but i think it's the wrong driver
(doesnt say QUALCOMM in the device manager)
so now i have to force install the driver
by right clicking on the phone in the device manager and working thru the menu to get to 'HAVE DISK'
so i have to be in windows as an admin
https://www.technipages.com/windows-administrator-account-login-screen
then after downloading the Qualcomm driver in a .cab file as admin i can right click and choose install .cab file
***AAAAAND nope can't right click to have "install" appear in the menu
FUDGE FUDGE FUDGE
all because windows says the driver is already installed... and has a kaed???? driver instead of the Qualcomm
can my life with this phone be any more difficult??
csmooth2001 said:
i figure it's the driver.. windows keeps installing a specific driver for the phone.
but i think it's the wrong driver
(doesnt say QUALCOMM in the device manager)
so now i have to force install the driver
by right clicking on the phone in the device manager and working thru the menu to get to 'HAVE DISK'
so i have to be in windows as an admin
https://www.technipages.com/windows-administrator-account-login-screen
then after downloading the Qualcomm driver in a .cab file as admin i can right click and choose install .cab file
***AAAAAND nope can't right click to have "install" appear in the menu
FUDGE FUDGE FUDGE
Click to expand...
Click to collapse
You can just use the drivers which are provided in the msm archive.
tried manually install a .cab with a terminal command as admin
but i get error "An error occurred trying to open - c:\usb.cab Error: 0x80070003
maybe i have to rename it KB(+number).cab in order for it to work (instead of usb.cab)
NOPE THAT DIDNT WORK
Zed Kay said:
Did you try the MSMtool?
https://forum.xda-developers.com/oneplus-7-pro/how-to/msm-tool-guac-t3934691/amp/
Click to expand...
Click to collapse
Zed Kay said:
You can just use the drivers which are provided in the msm archive.
Click to expand...
Click to collapse
I'll try that
NOPE!!!
pop window states
"The folder you specified doesn't contain a compatible software driver for your device. If the folder contains a driver, make sure it is designed to work with Windows for x64-based systems."
csmooth2001 said:
I'll try that
NOPE!!!
pop window states
"The folder you specified doesn't contain a compatible software driver for your device. If the folder contains a driver, make sure it is designed to work with Windows for x64-based systems."
Click to expand...
Click to collapse
What do you see in device manager while the phone is connected?
---------- Post added at 02:16 PM ---------- Previous post was at 02:13 PM ----------
csmooth2001 said:
I'll try that
NOPE!!!
pop window states
"The folder you specified doesn't contain a compatible software driver for your device. If the folder contains a driver, make sure it is designed to work with Windows for x64-based systems."
Click to expand...
Click to collapse
L2 drivers>qcser64>view signature>view certificate>install certificate>next>next>finish then reboot
my phone is GM1915
which is tmobile (even though i bought it directly from OnePlus)
so i will search for downloads for that
**on a mission**
Msmtool is what you need to use. You will recover it for sure
csmooth2001 said:
my phone is GM1915
which is tmobile (even though i bought it directly from OnePlus)
so i will search for downloads for that
**on a mission**
Click to expand...
Click to collapse
currently trying --> https://forum.xda-developers.com/oneplus-7-pro/help/how-to-convert-tmobile-op7-to-t3935947

OnePlus 8T Dead (Solved)

When I used the Fastboot Enhance tool to flash the payload.bin file, after the flash process finished I try to reboot but unfortunately it was dead.
No Fastboot, no EDL, no recovery, 3 buttons not working, power with up/down not working, when i connect to PC no sound that the pc recognize the phone "OP 8T", when I plug it into charger no info showing, Just black screen.
So it's working now, I'll explain everything here so it might help.
My device is OnePlus 8T DDR5 version
first, I understand what happened to me, I think the tool didn't recognize ram type automatically so it was flash DDR4 on a DDR5 device, so it made a hard brick
at this point, the idea is to connect 2 test points, and you can force your phone to enter to EDL mode, and we can do it in two ways:
1. Rootk1t giude, thax bro Rootk1t
- Removing the back panel by heating it.
- Unplugging battery
- Then use the EDL points on the motherboard to force the device to boot EDL.
- The device immediately will be recognised with just one tap on "enum" now.
- Plugging the battery again and attaching the back panel and rebooting
2. By using deep EDL cable, but not any edl cable, it must be a moded cable so it can be worked with the new security ...... this link will explain
Hydra Tool Gift Xiaomi, Huawei, Redmi Qualcomm EDL Mode New V2 Cable!! - GSM-Forum
Hydra Tool Gift Xiaomi, Huawei, Redmi Qualcomm EDL Mode New V2 Cable!! Hydra Tool New Type-C EDL cable Schematic With this cable you can reboot your
forum.gsmhosting.com
- So i use Hydra EDL Cble V2 , you can buy it from aliexpress
- Be ready and open your MSM tool
- Press the cable button before connecting
- Connect the cable to your phone when you still pressing the button
- Then connect the USB to your PC
- It will automatically put your phone in EDL mode
- Now your phone will show in the MSM tool screen so you can revive it.
Thanks to everyone who tried to help.
Special thanks to Rootk1t , semdoc
Abdo Ismail said:
when I used the Fastboot Enhance tool to flash the payload.bin file, after the flash process finished I try to reboot but unfortunately it was dead.
No Fastboot, no EDL, no recovery, 3 buttons not working, power with up/down not working, when i connect to PC no sound that the pc recognize the phone "OP 8T", when I plug it into charger no info showing, Just black screen.
I don't know what should i do, please anyone help me with this problem.
Thanks in advance
Click to expand...
Click to collapse
Are you sure no EDL? Did you try the msm tool to restore to factory settings?
JedidroidX said:
Are you sure no EDL? Did you try the msm tool to restore to factory settings?
Click to expand...
Click to collapse
I'm sure, and I try MSM , the phone can't connect anymore to PC
Abdo Ismail said:
I'm sure, and I try MSM , the phone can't connect anymore to PC
Click to expand...
Click to collapse
Seem like you flashed the wrong xml for the ram type. There is one for ddr4 and ddr5. If EDL is not working I'm afraid according to several post it's an unrecoverable brick...sorry mate!!!
However keep searching for a solution, you never know maybe a new method of recovery from this disaster may exist. I'll keep searching and if I find anything I'll post it here!
Also have you tried the 3 buttons connected from charger and disconnected? Usually for some reason my phone won't respond with the 3 buttons when connected to usb sometimes.
Also have you used the msm tool before?
JedidroidX said:
Seem like you flashed the wrong xml for the ram type. There is one for ddr4 and ddr5. If EDL is not working I'm afraid according to several post it's an unrecoverable brick...sorry mate!!!
However keep searching for a solution, you never know maybe a new method of recovery from this disaster may exist. I'll keep searching and if I find anything I'll post it here!
Also have you tried the 3 buttons connected from charger and disconnected? Usually for some reason my phone won't respond with the 3 buttons when connected to usb sometimes.
Also have you used the msm tool before?
Click to expand...
Click to collapse
Thanks bro for your cooperation, yes i tried everything and yes i used MSM tool a lot of time.
i'll searh more to fix this prob, thx again
Abdo Ismail said:
Thanks bro for your cooperation, yes i tried everything and yes i used MSM tool a lot of time.
i'll searh more to fix this prob, thx again
Click to expand...
Click to collapse
Just one more thing, when you connect the phone to pc check your device manager to see if the PC reads the phone. If it does than its just a driver issue and reinstalling the qualcom driver for msm maybe needed.
I've found that sometimes I have to reinstall the Qualcomm drivers for EDL. So check that when you connect the phone to the PC in EDL mode there isn't an entry in Device Manager under Ports (COM & LPT)
JedidroidX said:
Just one more thing, when you connect the phone to pc check your device manager to see if the PC reads the phone. If it does than its just a driver issue and reinstalling the qualcom driver for msm maybe needed.
Click to expand...
Click to collapse
when I connect it to PC I can't hear the sound which appears when you connect a new device, and also no changes in the device manager unfortunately
BillGoss said:
I've found that sometimes I have to reinstall the Qualcomm drivers for EDL. So check that when you connect the phone to the PC in EDL mode there isn't an entry in Device Manager under Ports (COM & LPT)
Click to expand...
Click to collapse
I can't know which mode the phone is stuck on, because I have only a black screen, even the Power button with volume up / down not working,
do you think if I keep it for a couple of days the battery will drain and I can use MSM tool with press 2 volume buttons, it's the last thing i think about
Abdo Ismail said:
I can't know which mode the phone is stuck on, because I have only a black screen, even the Power button with volume up / down not working,
do you think if I keep it for a couple of days the battery will drain and I can use MSM tool with press 2 volume buttons, it's the last thing i think about
Click to expand...
Click to collapse
I would open it up and remove the battery instead of waiting for days but that's also an option. It's not that hard to open, I opened mines to replace the usb port. I just held the back of the bottom corners of the phone over the stove until it was hot enough to soften the glue and used an old credit card and my thumb nail to open it. It maybe unrecoverable anyway so its worth a try.
JedidroidX said:
I would open it up and remove the battery instead of waiting for days but that's also an option. It's not that hard to open, I opened mines to replace the usb port. I just held the back of the bottom corners of the phone over the stove until it was hot enough to soften the glue and used an old credit card and my thumb nail to open it. It maybe unrecoverable anyway so its worth a try.
Click to expand...
Click to collapse
yes, I thought to do that, so I keep it to be the last option, I'm still searching for any new ideas.
bro, really I want to thank you for supporting me, I appreciate that
Abdo Ismail said:
I can't know which mode the phone is stuck on, because I have only a black screen, even the Power button with volume up / down not working,
do you think if I keep it for a couple of days the battery will drain and I can use MSM tool with press 2 volume buttons, it's the last thing i think about
Click to expand...
Click to collapse
I've had a totally black screen at times in Qualcomm Crashdump Mode. To get out of it you can use Power+Vol up and then, when the phone buzzes, use the key combination for bootloader or MSM.
BillGoss said:
I've had a totally black screen at times in Qualcomm Crashdump Mode. To get out of it you can use Power+Vol up and then, when the phone buzzes, use the key combination for bootloader or MSM.
Click to expand...
Click to collapse
I tried a lot to press Volume Up + Power & Volume Down + Power & the 3 buttons, but with no response.
I can't feel any buzz, even I tried it when the phone connected to the PC, no sound come from PC prove that the phone is connected
Please keep us updated with any current queries or resolution as I'm very interested in the outcome.
Thank you!
Abdo Ismail said:
when I used the Fastboot Enhance tool to flash the payload.bin file, after the flash process finished I try to reboot but unfortunately it was dead.
No Fastboot, no EDL, no recovery, 3 buttons not working, power with up/down not working, when i connect to PC no sound that the pc recognize the phone "OP 8T", when I plug it into charger no info showing, Just black screen.
I don't know what should i do, please anyone help me with this problem.
Thanks in advance
Click to expand...
Click to collapse
Hello!
If waiting for battery to discharge will not help you, i suggest of:
- Removing the back panel by heating it.
- Unplugging battery
- Then using the EDL points on the motherboard to force the device to boot EDL.
-The device immediately will be recognised by just one tap on "enum" now.
- Plugging the battery again and attaching back panel and rebooting.
JedidroidX said:
Please keep us updated with any current queries or resolution as I'm very interested in the outcome.
Thank you!
Click to expand...
Click to collapse
sure my bro
Rootk1t said:
Hello!
If waiting for battery to discharge will not help you, i suggest of:
- Removing the back panel by heating it.
- Unplugging battery
- Then using the EDL points on the motherboard to force the device to boot EDL.
-The device immediately will be recognised by just one tap on "enum" now.
- Plugging the battery again and attaching back panel and rebooting.
Click to expand...
Click to collapse
thanks my friend for your suggestion, yes I was thinking about this solution, but I keep it to be the last one, I think I will try this method at the weekend as I'm busy with work these days.
I'll tell you after I try this solution.
Thanks for your cooperation
JedidroidX said:
Seem like you flashed the wrong xml for the ram type. There is one for ddr4 and ddr5.
Click to expand...
Click to collapse
I have the same problem now after trying to downgrade to OOS12
I used this, EU version, I cant find another version, which would have been the right one?
https://oxygenos.oneplus.net/4668_sign_KB2003_11_C_OTA_1360_all_86c2c1_01000100.zip
It installed, but now I cant start the ohone in any way.
Any tipps? Did it work for you Abdo Ismail?
SamNeuer said:
I have the same problem now after trying to downgrade to OOS12
I used this, EU version, I cant find another version, which would have been the right one?
https://oxygenos.oneplus.net/4668_sign_KB2003_11_C_OTA_1360_all_86c2c1_01000100.zip
It installed, but now I cant start the ohone in any way.
Any tipps? Did it work for you Abdo Ismail?
Click to expand...
Click to collapse
Similar case
[OP8T][OOS KB05AA/BA/DA] Unbrick tool to restore your device to OxygenOS
Disclaimer: By attempting any of the processes listed in this thread you accept full responsibility for your actions. I will not be held responsible if your device stops working, catches fire, or turns into a hipster and claims to have been...
forum.xda-developers.com
Rootk1t said:
Hello!
If waiting for battery to discharge will not help you, i suggest of:
- Removing the back panel by heating it.
- Unplugging battery
- Then using the EDL points on the motherboard to force the device to boot EDL.
-The device immediately will be recognised by just one tap on "enum" now.
- Plugging the battery again and attaching back panel and rebooting.
Click to expand...
Click to collapse
Thank you so much for this, after spending 16$ on a stupid edl cable that never worked, your guide revived my op8t I appreciate you!

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