Question Downgrade to oos 11 from custom rom without msm - OnePlus 9

Hello!
For some reason msm connects and disconnects shortly after displaying connected on msm.
Is there any other way to downgrade to oos 11 from custom roms?

Restore OnePlus 9 to Stock via Fastboot Commands
This guide assumes you have the SDK Platform Tools installed and working, along with USB drivers for your device (if needed), and have your full update zip which you've already extracted the payload.bin from, and then dumped the images using...
forum.xda-developers.com

Diaze said:
Hello!
For some reason msm connects and disconnects shortly after displaying connected on msm.
Is there any other way to downgrade to oos 11 from custom roms?
Click to expand...
Click to collapse
If you can't get the fastboot thing to work (I bricked my phone three times with fastboot flashing because sometimes fastbootd doesn't seem to want to flash correctly), open up the MSM Tool, click lite firehose, click Start, and *then* put the device in EDL and plug it in. If you do it this way, the software grabs it as soon as EDL comes up and it's more likely to succeed in the handshake and successfully flash. I have noticed that the phone doesn't stay in EDL for long before it tries to reboot for some reason.

EtherealRemnant said:
If you can't get the fastboot thing to work (I bricked my phone three times with fastboot flashing because sometimes fastbootd doesn't seem to want to flash correctly), open up the MSM Tool, click lite firehose, click Start, and *then* put the device in EDL and plug it in. If you do it this way, the software grabs it as soon as EDL comes up and it's more likely to succeed in the handshake and successfully flash. I have noticed that the phone doesn't stay in EDL for long before it tries to reboot for some reason.
Click to expand...
Click to collapse
It's a safety feature to keep it from getting stuck in edl. I second the start thing. I open msm tool. Click target op and start then plug device . I understand the lite Firehose deal though.

mattie_49 said:
It's a safety feature to keep it from getting stuck in edl. I second the start thing. I open msm tool. Click target op and start then plug device . I understand the lite Firehose deal though.
Click to expand...
Click to collapse
You would think that it would stop trying to reboot once a connection is established to the software though but obviously this is meant to be a factory flashing thing where they just leave it running and just plug and unplug nonstop so it wasn't important to implement anything better.

Related

Question My oneplus 9 le2110 stuck in EDL mode

I try all commands and procedure like volume+/- and power button all things but still screen is black and when i connect it to pc in manager it show me qualcomm 9008..
And when i flash it with msm tool oneplus 9 msm tool india it always show me error
Wrong suggestion, so I edited it out. Good luck unbricking
noname122414 said:
Wrong suggestion, so I edited it out. Good luck unbricking
Click to expand...
Click to collapse
How?
I saw in another post that you are aware of your chinese version. So you probably already tried flashing this version ( https://forum.xda-developers.com/t/official-oneplus-9-oxygen-to-color-and-back.4256457/ ) just patch the to Oxygen again on the chinese version.
How i can patch i told my phone is stuck in Edl mode hard brick
So no fastboot commands are working? Fastboot devices says nothing? Say what you tried, and your current situation in as much detail as possible. People can only help you when they understand what happened and what is still possible to do.
Brother my device is stuck in Edl mode because when i connect to pc it show me qualcomm 9008 in device manager..
I tried all Fastboot commands, power + , power - button & power button but nothing happened still device stuck in Edl mode and also msm tools of india doesn't work
Did you ever get a good flash from msm tool? If not try the original chinese version phone came with.
Also you can try holding power button until phone reboots but nothing to boot too will just go back to edl.
Y
nujackk said:
Did you ever get a good flash from msm tool? If not try the original chinese version phone came with.
Also you can try holding power button until phone reboots but nothing to boot too will just go back to edl.
Click to expand...
Click to collapse
Yes i use msm tools many time on another devices it works but on this case it doesn't work on oneplus 9
Wolverine619 said:
Y
Yes i use msm tools many time on another devices it works but on this case it doesn't work on oneplus 9
Click to expand...
Click to collapse
Sorry bud, if you can't get a good flash with msm you're stuck far as i know.
nujackk said:
Sorry bud, if you can't get a good flash with msm you're stuck far as i know.
Click to expand...
Click to collapse
Do you told me about solution?
My phone battery was 100% when it's stuck in Edl mode any idea for 100% to 0%?
Holding the power button an unreasonable long time always worked for me did it with 6 and 7pro. Even if it goes back to edl if you have msm ready and waiting for device v when it reboots to edl should pick it up and begin flash
nujackk said:
Holding the power button an unreasonable long time always worked for me did it with 6 and 7pro. Even if it goes back to edl if you have msm ready and waiting for device v when it reboots to edl should pick it up and begin flash
Click to expand...
Click to collapse
See brother
I see what you mean. Not sure what sahara error state is. Not sure you'll be able to fix that on your own. You may need to contact oneplus see if they can help. They tend to be willing to help in most cases. But may cost you since I'm sure this wouldn't be covered under warranty.
sahara error usually happens when you flash the wrong firmware.
noname122414 said:
sahara error usually happens when you flash the wrong firmware.
Click to expand...
Click to collapse
Can anyone tell me how to fix it?
Did you try everything what's written here? https://blog.hovatek.com/how-to-fix-sahara-fail-error-in-qfil/ when nothing there first with your problem then write here again.
noname122414 said:
Did you try everything what's written here? https://blog.hovatek.com/how-to-fix-sahara-fail-error-in-qfil/ when nothing there first with your problem then write here again.
Click to expand...
Click to collapse
I don't have file's for oneplus 9
Any one know how to extract .ops file of Msm tool
Wolverine619 said:
I don't have file's for oneplus 9
Any one know how to extract .ops file of Msm tool
Click to expand...
Click to collapse
"Payload dumper 64" can get the files for you that's an application there is also a python script which does the same.
I personally used "payload dumper 64" then flashed the files vis fastboot to recover 2 Chinese variant until now( you have to use the right rom which is normally used to switch from Chinese rom to Oxygen)
This is just how I recovered the phones.
Edit: sorry it's late you are probably looking for the msm download tool files, I probably messed things up

Oneplus 8T stuck in Qualcomm CrashDump mode

After trying to restore stock OOS and rebooting fastboot my phone is now stuck in Qualcomm Crashdump mode. I have MSMDownloadTool installed but it won't open, it just opens a windows saying "Program has been started" after executing it.
I also can't reboot to the bootloader, the phone just turns on or off.
What to do?
From my rather long post in https://forum.xda-developers.com/t/...your-device-to-oxygenos.4180837/post-86563159 :
"connect the phone to the PC whilst it's still in CrashDump mode and then press Pwr + Vol Up until the phone buzzes and then hold Vol Up + Vol Dn and MSM will then connect."
Thank you, that worked. I have another question if you don't mind:
I tried to restore OxygenOS with https://forum.xda-developers.com/t/...xygenos-fastboot-roms-for-oneplus-8t.4348023/ but it cant find the create-logical device and delete-logical-device commands, also when I try to flash some of the image files fastboot complains about not being able to flash system critical files. I tried running fastboot flashing unlock_critical but that didn't change anything. Is there any other way to restore Oxygen OS with fastboot or is there any fix to my issues? I've been looking on the web for a few hours now, to no result.
petrolblue said:
Thank you, that worked. I have another question if you don't mind:
I tried to restore OxygenOS with https://forum.xda-developers.com/t/...xygenos-fastboot-roms-for-oneplus-8t.4348023/ but it cant find the create-logical device and delete-logical-device commands, also when I try to flash some of the image files fastboot complains about not being able to flash system critical files. I tried running fastboot flashing unlock_critical but that didn't change anything. Is there any other way to restore Oxygen OS with fastboot or is there any fix to my issues? I've been looking on the web for a few hours now, to no result.
Click to expand...
Click to collapse
The delete/create logical commands are in the thread OP, but you have to tap on "click to show" button.
Note that fastbootd is not the same as fastboot. And you need to be in that mode to avoid the "critical" warning and to be able to do the logical partitions stuff.
So, after massively failing to update my 8T I am stuck in a bootloop with a bit of Crash dump [dm-verity device corrupted force dump].
I am still able to access fastboot but that is it. I can't get adb working, when I attempt to enter recovery mode all I get is a black screen, MSM is not able to find my phone/I can't get my phone to enter EDL (been trying for about 5 hours now).
I feel so defeated by this can anyone help me?
Did you read my post (#2)?
Does your PC make a sound when you connect your phone to it in EDL mode? If so, try reinstalling the Qualcomm driver (though I've never needed to do that).
If you can get into bootloader, then you can try using the method in https://forum.xda-developers.com/t/guide-unbrick-or-restore-to-oos-using-only-fastboot.4289013/
BillGoss said:
Did you read my post (#2)?
Does your PC make a sound when you connect your phone to it in EDL mode? If so, try reinstalling the Qualcomm driver (though I've never needed to do that).
If you can get into bootloader, then you can try using the method in https://forum.xda-developers.com/t/guide-unbrick-or-restore-to-oos-using-only-fastboot.4289013/
Click to expand...
Click to collapse
Whenever I connect my phone to the pc it just auto-boots. In my devices the driver does show up. But I don't think I have been able to access EDL.
I did reinstall the driver as well, no change. I tried installing the drivers and MSM stuff on a 2nd pc, still unable to get it going.
I did come across this method and my phone/fastboot keeps erroring whenever I try to use cmd for anything beyond Reboot fast boot. It's weird.
Angilias37 said:
Whenever I connect my phone to the pc it just auto-boots. In my devices the driver does show up. But I don't think I have been able to access EDL.
I did reinstall the driver as well, no change. I tried installing the drivers and MSM stuff on a 2nd pc, still unable to get it going.
I did come across this method and my phone/fastboot keeps erroring whenever I try to use cmd for anything beyond Reboot fast boot. It's weird.
Click to expand...
Click to collapse
I see that your PC sees the phone (Qualcomm...) but has an ! against it. If you open that you should see the option to update the driver.
PS: you may need to flash boot, DTBO, and recovery in fastboot first before you can use fastbootd to flash the other partitions for the fastboot method.
BillGoss said:
I see that your PC sees the phone (Qualcomm...) but has an ! against it. If you open that you should see l the option to update the driver.
Click to expand...
Click to collapse
Right but where's the update? From everything that I can find it is the most updated version
Angilias37 said:
Right but where's the update? From everything that I can find it is the most updated version
Click to expand...
Click to collapse
I use the driver (Qualcomm HS-USB QDLoader 9008) from https://www.catalog.update.microsoft.com/Search.aspx?q=qualcomm hs usb 9008
OK
BillGoss said:
Did you read my post (#2)?
Does your PC make a sound when you connect your phone to it in EDL mode? If so, try reinstalling the Qualcomm driver (though I've never needed to do that).
If you can get into bootloader, then you can try using the method in https://forum.xda-developers.com/t/guide-unbrick-or-restore-to-oos-using-only-fastboot.4289013/
Click to expand...
Click to collapse
Ok I take back what I said! That link with the CMDs worked!
I really don't know what I did differently, probably skipped a step or something, but I was able to reset my phone!
Still unsure what is going on with the drivers but the crisis has been averted!
Thank you BillGoss! You are incredibly helpful!

Bricked My phone, cant get into FastbootD to fix it

So i recently wanted to root my OOS 12 oneplus nord, and i bricked it..
i cant get into fastbootD, Recovery, or anything at all except fastboot, the device is detected as Android bootloader interface in device manager, i have tried using: msm tool, flashing normal rom (error: partition not found and Flashing is not allowed for critical partition)
As a last resort, this worked for me : [OPNORD][OOS AC01AA/BA/DA] Unbrick tool to restore your device to OxygenOS
Azeld said:
As a last resort, this worked for me : [OPNORD][OOS AC01AA/BA/DA] Unbrick tool to restore your device to OxygenOS
Click to expand...
Click to collapse
As I said, msm didn’t work for me
Hafted said:
As I said, msm didn’t work for me
Click to expand...
Click to collapse
may be need to reinstall drivers? should be displayed differently in the device manager than Android bootloader interface.
gorro8 said:
may be need to reinstall drivers?
Click to expand...
Click to collapse
Nope, I can’t get it into edl mode, I did manage once but I got the you need to restart error and I couldn’t get it back there
Hafted said:
Nope, I can’t get it into edl mode, I did manage once but I got the you need to restart error and I couldn’t get it back there
Click to expand...
Click to collapse
what do you do to enter the edl mode?
what cable are you using?
gorro8 said:
what do you do to enter the edl mode?
what cable are you using?
Click to expand...
Click to collapse
Using official one plus cable, I hold bot volume keys for about 40 seconds, then connect the cable and only then I let my hands go off the keys
I found a problem similar to yours. they say it's the wrong driver
[Bricked] OP8 : FASTBOOT rom : 'Flashing is not allowed for Critical Partitions
I messed up trying to install TWRP on c.17 OOS12 Now the mobile is bricked. 1. I tried the MSM tool, it shows the COM PORT but doesnt do anything. Just stuck at waiting for device. 2. I tried the ALL IN ON TOOL, but getting "UNHANDLED...
forum.xda-developers.com
download the correct drivers and replace them in the device manager
gorro8 said:
I found a problem similar to yours. they say it's the wrong driver
[Bricked] OP8 : FASTBOOT rom : 'Flashing is not allowed for Critical Partitions
I messed up trying to install TWRP on c.17 OOS12 Now the mobile is bricked. 1. I tried the MSM tool, it shows the COM PORT but doesnt do anything. Just stuck at waiting for device. 2. I tried the ALL IN ON TOOL, but getting "UNHANDLED...
forum.xda-developers.com
Click to expand...
Click to collapse
Ok, I’ll try that and give you an update, Ty!
worth trying another USB port too, even if they are supposed to be the exact same. Same thing happened with my laptop, tried another (presumably identical) USB port and it works first time, every time
Hafted said:
Using official one plus cable, I hold bot volume keys for about 40 seconds, then connect the cable and only then I let my hands go off the keys
Click to expand...
Click to collapse
1st, u really should find the exact drivers. But also very important to remember booting your PC into Test Mode with Driver Signature Enforcement OFF - BEFORE installing the EDL 9008 Drivers for your device.
Besides, after you press and hold both Vol buttons, u should plug the device in IMMEDIATELY, not waiting for 40 seconds, since each time the device boots into EDL mode, if there's no connection is established in 5 seconds , the device will automatically out of EDL mode.
Hey, so after some time (I got a new phone by now) I managed to fix it, turns out that i had to instantly put in the cable, just like how LinhBT Said
LinhBT said:
waiting for 40 seconds, since each time the device boots into EDL mode, if there's no connection is established in 5 seconds , the device will automatically out of EDL mode.
Click to expand...
Click to collapse
Here is something that might work for unbricking and/or getting in to EDL-mode:
Unable to reinstall Oxygen OS from custom ROM. FAILED (remote: Flashing is not allowed for Critical Partitions ). Need assistance, details below.
Hello, friends. So I am here following this exact tutorial : https://www.thecustomdroid.com/oneplus-nord-oxygenos-restoration-guide/ I currently am stuck there @pop-os:~/Desktop/platform-tools_r31.0.2-linux/platform-tools/Partition-image$...
forum.xda-developers.com

keeps in edl mode for a couple of seconds and fastboot reboots

when my phone is turned off and I connect it to a PC or socket, it goes into fastboot mode and when I switch to edl mode, it only holds it for a couple of seconds, it loads into fastboot
Try to have MSM tool opened first
TheNewHEROBRINE said:
Try to have MSM tool opened first
Click to expand...
Click to collapse
so i run msm tool first but it doesn't last long in edl
Some PBL (EDL Sahara implementation) apparently have a timeout.
I've never run into that myself.
You must within a reasonable time span load in a Firehose loader.
My personal taste in these matters is:
Know what/where your Firehose loader is.
Don't use goofy virtual com port drivers (use generic WinUSB drivers or else Linux programmers that simply use USB bulk endpoints).
Renate said:
Some PBL (EDL Sahara implementation) apparently have a timeout.
I've never run into that myself.
You must within a reasonable time span load in a Firehose loader.
My personal taste in these matters is:
Know what/where your Firehose loader is.
Don't use goofy virtual com port drivers (use generic WinUSB drivers or else Linux programmers that simply use USB bulk endpoints).
Click to expand...
Click to collapse
can I have more details?
It's convenient to use some manufacturer's tool to just blast in some random software release (that possibly is not for your device).
Still, others want to just fix the particulars that were broken in the first place.
Yes, I know that I'm in the minority opinion here.
What works for me may not work for you.
I don't know OnePlus and I don't think that I'd buy one.
BladeForm said:
so i run msm tool first but it doesn't last long in edl
Click to expand...
Click to collapse
Once connected, you only have 10 seconds to press the Start button at the top left before the phone will automatically reboot out of EDL mode, so be prepared.
Press start in MSM first, and then connect phone in EDL mode, otherwise you can miss 10 sec (or less) window.

Question [HELP!] Needing to flash OP9 back to stock, but I have some issues...

Trying to flash my friend's phone back to stock but having some issues, you might have seen twixyfig's post in the OnePlus 9 Pro threads, but it's a regular OP9 and not the Pro.
Anyways, I have been trying to flash to working condition but MSM won't help. It keeps saying "No valid trg ID" and "Param preload" for a while now. This happened because we tried to root the phone but failed. The bootloader is unlocked, and fastboot works too.
TIA.
Whenever you post asking for help, always make sure to add as many details as possible. Your phone model, variant, current firmware, the tool you are using, the tools you used before, the steps you took before you started facing issues, every detail you can possibly tell. Only then someone might be able to help.
shadabkiani said:
Whenever you post asking for help, always make sure to add as many details as possible. Your phone model, variant, current firmware, the tool you are using, the tools you used before, the steps you took before you started facing issues, every detail you can possibly tell. Only then someone might be able to help.
Click to expand...
Click to collapse
So its a oneplus 9 (Chinese model), before it got bricked it was on android 12, we tried MSM V5.1.89 and CMD, cmd said " No boot.img found "
twixyfig said:
So its a oneplus 9 (Chinese model), before it got bricked it was on android 12, we tried MSM V5.1.89 and CMD, cmd said " No boot.img found "
Click to expand...
Click to collapse
Download the MSM Tool (Global) from this link. Global works on Chinese variant (LE2110) too. Have proper drivers OnePlus drivers installed. Turn off your phone and set it aside, do not connect to PC yet. Run the MSM Tool exe file. Once its loaded, click Start and it should wait for device. Now on your phone, hold vol+ and vol- buttons (no power button), and connect the cable to phone. This will make the phone enter EDL mode. The PC would recognize the device (USB plugged in sound) but phone screen would still be black. On MSM, the flashing would start and would be done in about 4-5 mins. Good luck.
shadabkiani said:
Download the MSM Tool (Global) from this link. Global works on Chinese variant (LE2110) too. Have proper drivers OnePlus drivers installed. Turn off your phone and set it aside, do not connect to PC yet. Run the MSM Tool exe file. Once its loaded, click Start and it should wait for device. Now on your phone, hold vol+ and vol- buttons (no power button), and connect the cable to phone. This will make the phone enter EDL mode. The PC would recognize the device (USB plugged in sound) but phone screen would still be black. On MSM, the flashing would start and would be done in about 4-5 mins. Good luck.
Click to expand...
Click to collapse
Thanks! Im gonna try this today and give you an update when something happens
twixyfig said:
Thanks! Im gonna try this today and give you an update when something happens
Click to expand...
Click to collapse
I think you were trying Indian MSM Tool. That might be the problem.
When your open MSM Tool, choose Others as login.
Write me in dm and I will help you, I think I can solve your problem
you can download OP9PRO India MSM tool(OnePlus_9_Pro_India_OxygenOS_11.2.4.4) and
1.unzip OP9Pro India ROM and download to your phone(select the firhose chebox)
2.if you success to download it,your phone will restart to the OOS.
3.Login your Google account and unlock OEM,then reboot your phone
4. install "Oxygen Updater", VERSION 5.7.3,you can find it on github.
5.download OOS for OP9 , archive name is "1797d47ddef0fca1411fb006b9c7a1a7ba33d818.zip"
6.enter the oxygen updater,and flash "1797d47ddef0fca1411fb006b9c7a1a7ba33d818.zip" to your phone
7.reboot and fixed!
PS: my english is so suck,try to read it!
good luck!

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