Hi, One Plus that won't turn on, won't charge, won't get into recovery mode - OnePlus 8T Questions & Answers

Hi, I have a One Plus 8T that won't turn on, won't charge, won't get into recovery mode, the screen remains black, won't vibrate on changing ringing mode either and gets recognized as QUSB_BULK_CID:xxxx_SN:xxxxxxxx when connected to the laptop. Phone was in my hand and in a perfectly good condition when it happened. I tried all the physical keys and their combinations many times. Is there any solution to this?

Khursheed_1216 said:
Hi, I have a One Plus 8T that won't turn on, won't charge, won't get into recovery mode, the screen remains black, won't vibrate on changing ringing mode either and gets recognized as QUSB_BULK_CID:xxxx_SN:xxxxxxxx when connected to the laptop. Phone was in my hand and in a perfectly good condition when it happened. I tried all the physical keys and their combinations many times. Is there any solution to this?
Click to expand...
Click to collapse
You're in EDL mode. Hold power button and volume up button until it reboots. Then see where you are. However, you may need to use this tool to flash back to stock - https://forum.xda-developers.com/t/...l-to-restore-your-device-to-oxygenos.4180837/

azoller1 said:
You're in EDL mode. Hold power button and volume up button until it reboots. Then see where you are. However, you may need to use this tool to flash back to stock - https://forum.xda-developers.com/t/...l-to-restore-your-device-to-oxygenos.4180837/
Click to expand...
Click to collapse
Hi, Thank you for your reply dear. Mobile is not rebooting itself, everything is black on the screen. Is there anything else i can do ?

Khursheed_1216 said:
Hi, Thank you for your reply dear. Mobile is not rebooting itself, everything is black on the screen. Is there anything else i can do ?
Click to expand...
Click to collapse
one thing i want to add here is when phone is conected to a laptop and i press Vol Up + Power key, i hear a beep on laptop (may be it does the reboot) but screen remains black. I dont think the issue is with the disoplay.

Then you will need to use the msm tool. Your phone seems to boot into EDL mode just fine. Follow the instructions in that link.

Related

[Q] HELP!! BIG problem with root!

Hello!
So, I have a following problem with root. I press the power button, then appears SAMSUNG logo. After a few seconds its dissappears and appears again. It can proceed indefinitely. Sometimes its boot normally. But the last 3 hours i can see only samsung logo. And my PC doesn't connect whith my phone.
Plese, help!
if somebody know?
Sounds like your in boot loop. Use GTGs ultimate unbrick and go back to stock and start over and be sure to Read a Follow EVERY direction to the T
Big Dog Infuse I997 ICS CatyRom
I tried GTG, but it didnt see my phone! ((( So how can I use it?
turboboomer said:
I tried GTG, but it didnt see my phone! ((( So how can I use it?
Click to expand...
Click to collapse
Do you mean Odin didn't see your phone? Are you in download mode? What do you see on the screen right now? Sometimes I have to try different USB ports and close/re-open Odin for it to finally see my phone.
Yes, Odin don't see my phone. and i can't boot it in download mode! When I replace battery,press both volume buttons and plug usb my phone freezes ((((
turboboomer said:
Yes, Odin don't see my phone. and i can't boot it in download mode! When I replace battery,press both volume buttons and plug usb my phone freezes ((((
Click to expand...
Click to collapse
How you do know it's frozen? Does it sit at a screen or something?
when i plug usb, its shows bettery and begin rebooting over and over!!! So i cant enter in download mode (((
have you got skype? Maybe i'll show you on camera what's happening?
turboboomer said:
when i plug usb, its shows bettery and begin rebooting over and over!!! So i cant enter in download mode (((
Click to expand...
Click to collapse
I'm trying to picture this in my head so humor me and try this.
Unplug USB cable from phone and PC.
Plug USB cable into PC ONLY.
Take battery out of your phone (by the way, your phone will go into download mode without the battery in. I've done it).
While holding down both volume buttons, plug USB cable into your phone. Continue holding. Eventually you should see the download mode confirmation where it says volume up to continue and volume down to cancel.
Release both volume buttons.
Put your battery back in
Press volume up to continue to download mode.
If you follow these steps and the phone goes into a black screen with a phone, a right arrow and a PC, that is the "I'm messed up so you need to fix me now" download mode, but it is download mode nonetheless and Odin will recognize that mode.
Let me know how that turns out.
turboboomer said:
have you got skype? Maybe i'll show you on camera what's happening?
Click to expand...
Click to collapse
I'm at work so that's not possible.
i did everything that you advised me. but it still doesnt work. And odin still doesn't see my phone. i dont what to do (((
turboboomer said:
i did everything that you advised me. but it still doesnt work. And odin still doesn't see my phone. i dont what to do (((
Click to expand...
Click to collapse
So when you did all that, what showed up on your screen? Anything?
Could you see this video?
turboboomer said:
Could you see this video?
Click to expand...
Click to collapse
Don't see anything in your post. Link?
Could you see this video? http://www.youtube.com/watch?v=VVz9Hv90BdM&feature=youtu.be
sorry for my english )))
Looks like maybe a few things
1. Battery may be completely Dead, leave it plugged in for awhile and see if your able to do anything.
2. When doing recovery are you releasing the buttons when the Samsung logo shows? Same with download mode, also looked like you may have been holding the power when trying DL mode.
Big Dog Infuse I997 ICS CatyRom
No,bettery isn't empty, because i left my phone for a night.
I tried to release both buttons when logo appered, but it was the same situation (((
turboboomer said:
Could you see this video? http://www.youtube.com/watch?v=VVz9Hv90BdM&feature=youtu.be
Click to expand...
Click to collapse
Watched your video. I don't have headphones at work today so I have no sound but I get the gist of what you're doing. I noticed at the very end you were only using one finger to hold down both the volume up AND the volume down keys. Is it possible that your finger is slipping off and only one is being pressed by the time you plugged in your USB cable? The phone is reacting as if both buttons are not being held down at the same time. Again, just an observation
The important part is that you need to hold down both volume buttons at the same time while you plug in the USB cable. Also it's worth mentioning that the only buttons you're supposed to be holding are the volume buttons. So do not hold the power button at any point during the process of putting it into download mode. The phone didn't react as if you were holding the power button but I wanted to mention it anyway.
Tried your advises and nothing happens... ((

[Q] Help ! phone wont turn on HTC ONE S

I wanted to install cynagoenmod so
1. I unlocked bootloader using HTC dev
2. I flashed cwm recovery
3. I flashed boot.img extracted from the cynagoenmod release
it was stuck in the boot-up at the HTC logo with the disclaimer text "this build is meant for developers....."
I had to run an errand so I left it as is.
when I got back it wouldn't turn on
wont blink the soft-keys after holding the power button for 10 seconds
wont boot into bootloader when holding both the vol- and power button
when connected to the charger the LED stays on orange for about a minute and turns off
only response it does a flash of white (like this like when u close the TV effect ) after holding the power button for 20 seconds
any advice would be welcome
Just keep holding the power button and also the volume down button for 20-30 seconds. It should pop into HBOOT.
If you see the screen flashing white that should mean it isn't hard bricked.
djsubtronic said:
Just keep holding the power button and also the volume down button for 20-30 seconds. It should pop into HBOOT.
Click to expand...
Click to collapse
I did that even for a whole minute
mmralex said:
I did that even for a whole minute
Click to expand...
Click to collapse
That's strange. Does your PC detect it when you connect via USB?
Plug it in and if nothing happens, press/hold all three buttons in different combinations and sequences and hopefully something should happen.
djsubtronic said:
That's strange. Does your PC detect it when you connect via USB?
Plug it in and if nothing happens, press/hold all three buttons in different combinations and sequences and hopefully something should happen.
Click to expand...
Click to collapse
that didnt do any good
mmralex said:
that didnt do any good
Click to expand...
Click to collapse
Have a look at this, I hard bricked my One S earlier this week, I fount this solution but it didn't work for me, maybe for you it will coz you have the light on, thing I don't have..
good luck.
techi-radar.blogspot.com/2013/01/how-to-downgrade-unbrick-htc-one-s-vile.html

Galaxy s6, boot loop from HELL

Please help me! I own a galaxy s6 (international model, official, not rooted) which is stuck in a boot loop from hell. The led is white (not the usual "boot-up blue") and won't change colour or even turn off. It was the last straw a few hours ago when it randomly restarted, got stuck halfway through the Samsung logo and started making the loudest noise I've ever heard it produce. It was NOT a vibration. Ever since then, it has just been stuck and keeps restarting. When it does get past the "Samsung Galaxy S6" screen it just says 'no command' with the android lying on its back. I'm at a complete and utter loss. It's actually done this a few times this week, but I've always been able to at least boot it into safe mode and uninstall snapchat - which I think is the cause of all this. I can't power off the device, and even when the battery drains completely, the same 'no command' screen appears as soon as it's plugged in. I can't boot it in recovery mode as I can't get it to switch off. I think it may be battery related or even motherboard related. I can't even seem to bypass the 'no command screen. It's just sitting on my floor, charging, overheating and looking all smug. Frankly, I'm pretty damn close to hurling it out of my window.
Also, does anyone know WHY the led is sometimes white or yellow during a boot loop on newer Samsung Phones?
Put the phone in download mode by holding Power + Home + Volume Down buttons. Plug in to Odin and Flash Official Firmware or use SmartSwitch
UltraGamerHD said:
Put the phone in download mode by holding Power + Home + Volume Down buttons. Plug in to Odin and Flash Official Firmware or use SmartSwitch
Click to expand...
Click to collapse
Thanks but I've tried this several times. The device seems to be completely unresponsive to all commands except a force restart (power key and volume down). I can't put it in download mode or even power it off
have u tried using smart switch emergency firmware recovery? power key and volume down should force it to power down, than enter download mode vol down + home + power key.
HowJesNo said:
have u tried using smart switch emergency firmware recovery? power key and volume down should force it to power down, than enter download mode vol down + home + power key.
Click to expand...
Click to collapse
Whenever I use this combination of keys it just restarts and it doesn't even show up on Smart Switch when connected to my mac
if you are not be able to take your phone to download mode then repair center is the only solution.
qasim799 said:
if you are not be able to take your phone to download mode then repair center is the only solution.
Click to expand...
Click to collapse
Yeah. It looks like I have no other choice

HTC One S stuck on HTC One Beats Studio Screen

Mods please remove as the phone has been lost
Dragos Criste said:
Hello Everyone. I recently got this HTC One S from a friend but it won't boot. If I want to boot it , I have to plug it in and press the power button even tho the battery is working. Sometimes before the phone even shows the HTC screen, the touch buttons blink then it boots into this screen. It's stuck like this forever. I tried accessing recovery/hboot through the power+volume buttons but it did not work. Any help to make it boot into android?
Click to expand...
Click to collapse
Hi, i hope i can help you.
Hold the Power and the Volume down button. When the Phone is starting and the touch buttons are blinking DO NOT let go the buttons until the screen turns black. Now let go the buttons and press them again immedeatly (up to 15 seconds) until the screen turns on again. Now you should be in fastboot/hboot.
If you need further help, I'm around.
Good luck
Freddew said:
Hi, i hope i can help you.
Hold the Power and the Volume down button. When the Phone is starting and the touch buttons are blinking DO NOT let go the buttons until the screen turns black. Now let go the buttons and press them again immedeatly (up to 15 seconds) until the screen turns on again. Now you should be in fastboot/hboot.
If you need further help, I'm around.
Good luck
Click to expand...
Click to collapse
It doesn't work since the phone auto startsup for some reason even if I unplug the battery, and replug it.
Dragos Criste said:
It doesn't work since the phone auto startsup for some reason even if I unplug the battery, and replug it.
Click to expand...
Click to collapse
So you tried the procedure with plugged and unplugged battery and non of the hardware buttons is responding?
If so, and the computer doesn't recognize the device in any way, you need someone smarter than me. I'm sorry.
My next tip would be to disassemble the device and check for hardware problems.
I hope you find a solution
Freddew said:
So you tried the procedure with plugged and unplugged battery and non of the hardware buttons is responding?
If so, and the computer doesn't recognize the device in any way, you need someone smarter than me. I'm sorry.
My next tip would be to disassemble the device and check for hardware problems.
I hope you find a solution
Click to expand...
Click to collapse
My computer detects it as an android device but can't mount it and adb/fastboot wont recognise it

I updated TWRP for S10 - on my S10E! - FIXED!

I did not pay attention and 'upgraded' my working TWRP for S10e to TWRP for S10. No 'e'
Now I'm stuck at the very first boot screen 'Samsung Galaxy S10e, Secured by Knox'. After 6 sec the screen go black and then nothing more. No charging icon.
I'm not able turn off the phone for entering download mode with 'Vol down + Bixby' and USB. Any tip for this?
'Vol down + Power' for 7 sec reboots directly back to the same screen. I have not found any other boot-combinations that works.
The phone does not show up in Win.
Any tip? Hard bricked?
superlutin said:
I did not pay attention and 'upgraded' my working TWRP for S10e to TWRP for S10. No 'e'
Now I'm stuck at the very first boot screen 'Samsung Galaxy S10e, Secured by Knox'. After 4-6 sec the screen go black and then nothing more. No charging icon.
I'm not able turn off the phone for entering download mode with 'Vol down + Bixby' and USB. Any tip for this?
'Vol down + Power' for 7 sec reboots directly back to the same screen. I have not found any other boot-combinations that works.
The phone does not show up in Win.
Any tip? Hard bricked?
Click to expand...
Click to collapse
Press and hold volume down, bixby, and power for 10-20 seconds. That should get you to download mode.
klabit87 said:
Press and hold volume down, bixby, and power for 10-20 seconds. That should get you to download mode.
Click to expand...
Click to collapse
Thank you @klabit87, but no change. Adding Bixby to the boot prosess did not change anything. It just reboots to the same very first boot screen.
I'll try to drain my battery to power it off.
superlutin said:
Thank you @klabit87, but no change. Adding Bixby to the boot prosess did not change anything. It just reboots to the same very first boot screen.
I'll try to drain my battery to power it off.
Click to expand...
Click to collapse
Then try without the bixby button. You should be able to force it to bit into download mode.
BTW, on S10 series the classic way to enter Download mode is
-power off
-Vol down + Bixby, then add USB. Connecting USB boots the phone.
Voila, Download mode. Normally.
But I'm even not able to turn off...
I've been able to force it to boot to download by using the key combinations before. It's definitely not hard bricked. It can be recovered.. Just need to get to download mode.
Thank you klabit87, thats kind of good news! Now I just wonder how... I've drained the battery to be able to start from 'off'
(Now I do not know if it even charges? No indication)
MIRACLES!
Battery drained. Bixby + Vol down. Then connected USB (from cherger) and DOWNLOAD MODE!!!
But no connection when connecting to Win. (Yes, drivers installed) Can it be a bad cable? (It's not the original one, and when charging I sometimes got a little warning)
superlutin said:
MIRACLES!
Battery drained. Bixby + Vol down. Then connected USB (from cherger) and DOWNLOAD MODE!!!
But no connection when connecting to Win. (Yes, drivers installed) Can it be a bad cable? (It's not the original one, and when charging I sometimes got a little warning)
Click to expand...
Click to collapse
Yeah you'll want to get a good quality cable for sure. But seems like things will be sorted shortly
I lost 'Download Mode' before I got new cable and had to discharge again. New cabel worked as charm, Odin recognized it at once, correct TWRP installed, rebooted to Recovery, installed kernel & Magisk, and everything was back to normal!
Thank you klabit87 for encouraging me!
That's good news! Glad you got it worked out.

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