Bricked OnePlus 8T - OnePlus 8T Questions & Answers

Complete noob here.
So I've recently purchased a OnePlus 8T Chinese variant and went from hydrogenOS to oxygenOS by update.
Then installed TWRP and tried to flash lineageOS resulting in a brick. Can anyone please help me to return to stock firmware?
Thanks for understanding.

chrissy101 said:
Complete noob here.
So I've recently purchased a OnePlus 8T Chinese variant and went from hydrogenOS to oxygenOS by update.
Then installed TWRP and tried to flash lineageOS resulting in a brick. Can anyone please help me to return to stock firmware?
Thanks for understanding.
Click to expand...
Click to collapse
[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

Related

Install OxygenOS 11.0.5.6.KB05AA on OnePlus 8T KB2000 running HydrogenOS 11.0.5.6KB05

I have purchased a Chinese variant (KB2000, late December 2020) of the OnePlus 8T which out of the box is running HydrogenOS 11.0.5.6KB05. I downloaded the Global ROM (OxygenOS 11.0.5.6.KB05AA) from OnePlus' website to do the local update, but cannot install as it is saying it is a previous version.
I have been scouring the internet as trying to figure out options, but it seems like I have 2 options:
1. Wait until the Global ROM version is higher than the current HydrogenOS version (11.0.5.6KB05) and do a local update. Note that the unit wants to update, but not letting it.
2. Use the BootlLoader installation method to install a fresh OxygenOS. I found what seems to be a great guides at https://www.thecustomdroid.com/oneplus-8-pro-oxygenos-restoration-guide/ or https://www.droidwin.com/restore-oneplus-8-stock-oxygenos-fastboot-commands/.
Note that I don't want to Root or install any custom mods or ROM, but just want to use the latest Global ROM on this phone.
Any insight will be greatly appreciated as I have been researching, but not finding a definitive answer. Thanks in advance!
If you are fine with wiping your phone you should be able to use the msm tools from the unbrick tools thread to convert
Qnorsten said:
If you are fine with wiping your phone you should be able to use the msm tools from the unbrick tools thread to convert
Click to expand...
Click to collapse
Ok thanks for the feedback and will search for the thread. I'm fine with wiping it as it is a new phone. I'll update how it goes.
jvg2001 said:
Ok thanks for the feedback and will search for the thread. I'm fine with wiping it as it is a new phone. I'll update how it goes.
Click to expand...
Click to collapse
I assume you found the thread by now. But this is the thread if anyone else is looking for it. Was on my phone before so couldn't link it easily
[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

help me please ONE PLUS NORD

HI
I HAVE ONE PLUS NORD. PROBLEM NOT OPEN NORMAL. I FLASHING 4, 5 DIFFERENT VERSION FIRMWARE WITH MSMTOOL FLASHING OK BUT SAME PROBLEM HAVE.
I NOT FLASHING FASTBOOT FIRMWARE BECAUSE BOOTLOADER LOCKED PLS HELP ME
just use oneplus nord unbrick tool ...
[OPNORD][OOS AC01AA/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
acetone802000 said:
just use oneplus nord unbrick tool ...
[OPNORD][OOS AC01AA/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
Click to expand...
Click to collapse
I FLASHING 4, 5 DIFFERENT VERSION FIRMWARE WITH UNBRICK TOOL, FLASHING OK BUT SAME PROBLEM HAVE.

[Backup] Lineage to Official

Hello everybody,
I need you, I flash Lineage on my OP8T with Recovery Lineage, but I don't like it, there are bugs and the interface doesn't suit me.
How can I go back to Official EU Firmware?
thank you so much
Edit: Can you close my topic. Use Unbrick Topic
Hello.
Use MSM tool for return to OOS.
[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

How To Guide All of those stuck on Indian firmware, rejoice! I modded the global MSM!

Long story short, I bricked my device today, had to use the Indian 9 Pro firmware to fix it as the global MSM wasn't recognizing it, and was very frustrated I couldn't go back to full global firmware.
I figured out how to fix this. Just use it like any other MSM Tool, click the dropdown in the left and switch to IN.
This isn't a technical support thread, there are plenty of threads around here for the MSM Tool and the issues that arise when trying to use it. As you can see, I didn't have to use the lite firehose even but most people seem to have problems if they don't so just do what worked for you before.
Also, this is not for people who haven't flashed their global variant with the Indian 9 Pro variant. I'm not responsible if you mess up your device by flashing it to a real Indian 9 Pro or under any other circumstances!
EDIT: Also, I tested it just now, and this successfully updated to 11.2.10.10 and then C.48 with working touchscreen using the stock OTA updater!
EDIT2: I can also confirm that the original global MSM Tool works again after flashing this so my device was 100% returned to a stock global unit.
Mod Edit: Links Removed
Thread closed at OP request

Question Need help to return back to stock from custom

Hi. I've recently installed LineageOS 19 and now thinking to go back to stock OxygenOS 12. Before LineageOS, phone's model was LE2115, after installing LineageOS it changed to LE2110 (will it somehow affect reverting back to stock?). Can someone guide me, please, what kind of steps I should do exactly to return back to stock? Thanks.
And one more thing — is it possible to reobtain play store certification (and thus safetynet) by reverting back to stock?
Klipters said:
Hi. I've recently installed LineageOS 19 and now thinking to go back to stock OxygenOS 12. Before LineageOS, phone's model was LE2115, after installing LineageOS it changed to LE2110 (will it somehow affect reverting back to stock?). Can someone guide me, please, what kind of steps I should do exactly to return back to stock? Thanks.
And one more thing — is it possible to reobtain play store certification (and thus safetynet) by reverting back to stock?
Click to expand...
Click to collapse
You just need to use the MSM Tool to go back to stock.
GLOBAL OnePlus 9 MSM TOOL UPDATED
Frist off Im not responsible for anything that happens to your phone!!! VERY SIMPLE IF YOU ARE BICKED,BOOTLOOPED OR JUST WANT TO GO BACK TO 100% STOCK THIS WILL WIPE ALL DATA!!! AN RELOCK BOOTLOADER OOS 11.2.4.4.LE25AA MUST HAVE QAULCOMM...
forum.xda-developers.com
If you flash the MSM Tool, it resets your device to what it was out of the box, including a locked bootloader, so SafetyNet passes.

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