Downgrade to stable 9.0.12 - OnePlus 6T Questions & Answers

Hello i have updated 9.0.12 to 9.0.13 but my fone heating too much .
i have tried everything but battery drain & heating problem not gone ..so i have update to beta 09 now i want to downgrade 9.0.12 ..it is possible ???
(Bootloader locked ..non rooted)

I stand corrected

Sutanshu said:
Hello i have updated 9.0.12 to 9.0.13 but my fone heating too much .
i have tried everything but battery drain & heating problem not gone ..so i have update to beta 09 now i want to downgrade 9.0.12 ..it is possible ???
(Bootloader locked ..non rooted)
Click to expand...
Click to collapse
This tool https://forum.xda-developers.com/oneplus-6t/how-to/tool-6t-msmdownloadtool-v4-0-oos-9-0-5-t3867448 will help you get back to 9.0.12

Causical said:
I'm going to venture and say absolutely not possible to downgrade without unlocked bootloader and root (downgrade referring to security patch date)
Click to expand...
Click to collapse
If you're on T Mobile use msm tool and go to 9.0.11 then use twrp and flash 9.0.12. If you don't have tmobile then just msm 9.0.12
Sent from my [device_name] using XDA-Developers Legacy app

Related

Bad nougat install - back to rom but on android 4.3?!

Hi all,
last night I had a good idea of updating to nougat and had a few issues booting.. after I did something (cant remember exactly in nougat twrp) and got stuck in erecovery with no fastboot.
now im booting into a rom after restoring a nougat system.img and just want to go back to square one!
its displaying currently I am on
EMUI 2.0
android 4.3
android security patch lvevel 1st November 2016
build: NRD90M test-keys.
phone is back to locked too.
if I unlock, flash recovery and re-install 6.x stock rom would this work with my android security/firmware level at 1st November 16?
How can I get back to normal from here?
From a very tired stressed out silly guy haha
Thanks!
How did you manage to install 4.3 on P9? it was born with android 6.0!
What the...
SALVO9 said:
How did you manage to install 4.3 on P9? it was born with android 6.0!
Click to expand...
Click to collapse
i have no idea! it states i have 1gb RAM too so i have a feeling the output details on this screen are borked.
Secuirty android version is 2016 november so just ideally would like to confirm if i try flashing 6.x it would work?
or do i need to work out how to downgrade the security version first?
jackvdbuk said:
i have no idea! it states i have 1gb RAM too so i have a feeling the output details on this screen are borked.
Secuirty android version is 2016 november so just ideally would like to confirm if i try flashing 6.x it would work?
or do i need to work out how to downgrade the security version first?
Click to expand...
Click to collapse
It happened to me
Did you install B328 or B329 right?
If i am right update to B336 using dload
diorenzo said:
It happened to me
Did you install B328 or B329 right?
If i am right update to B336 using dload
Click to expand...
Click to collapse
Yes haha I must of before nougat.
Will do thanks for the idea!
Sent from my 6039Y using Tapatalk

			
				
diorenzo said:
Click to expand...
Click to collapse
Didnt work unfortunately, not sure wether to "upgrade " or downgrade!
Try Dload method . It will solve your problem
Zorgon97 said:
Try Dload method . It will solve your problem
Click to expand...
Click to collapse
to which build?
my build states nrd90-testkeys
cant flash l32-c432 as it fails at 5%. i dont know if any will work.
jackvdbuk said:
to which build?
my build states nrd90-testkeys
cant flash l32-c432 as it fails at 5%. i dont know if any will work.
Click to expand...
Click to collapse
You cant dload EMUI 5 Nougat rom. Just Download a EMUI 4.x mm Update.app & flash with 3 button method

Full Backup Before Update ??

Hi fellows,
I have OP2 with OxygenOS 3.1.0 (Android ver. 6.0.1)
Before updating my phone to OxygenOS 3.5.8 i want to backup (everything).
Where to backup it ? How to do it? How can i restore everything after my phone is updated?
I really appreciate your answers !
10x,
:fingers-crossed:
rose10 said:
Hi fellows,
I have OP2 with OxygenOS 3.1.0 (Android ver. 6.0.1)
Before updating my phone to OxygenOS 3.5.8 i want to backup (everything).
Where to backup it ? How to do it? How can i restore everything after my phone is updated?
I really appreciate your answers !
10x,
:fingers-crossed:
Click to expand...
Click to collapse
Hi...
Flash twrp recovery, if u haven't, and take a nandroid backup.
When update to new version u can restore the backup from twrp.
But if u are already on oxygen OS and u update to the new version, apps and data will remain.
Sent from my ONE A2005 using Tapatalk
Brandon Indar said:
Hi...
Flash twrp recovery, if u haven't, and take a nandroid backup.
When update to new version u can restore the backup from twrp.
But if u are already on oxygen OS and u update to the new version, apps and data will remain.
Sent from my ONE A2005 using Tapatalk
Click to expand...
Click to collapse
According​ to nandroid app my phone needs to be rooted. (My phone not rooted)
Once I rooted my phone all my data will be ereasd?
Thanks,
Sent from my ONE A2005 using XDA-Developers Legacy app
rose10 said:
According​ to nandroid app my phone needs to be rooted. (My phone not rooted)
Once I rooted my phone all my data will be ereasd?
Thanks,
Sent from my ONE A2005 using XDA-Developers Legacy app
Click to expand...
Click to collapse
OK well check out this
https://forum.xda-developers.com/showthread.php?p=36499906#post36499906
It's for non rooted users that backup appd data and storage. Not sure if works 100% but worth a try[emoji3]
Sent from my ONE A2005 using Tapatalk
You need to unlock your bootloader if you want to root and get the benefits.
If you want to upgrade from oos to oos, then download the latest oos rom from the website and go to settings > system update, tap the three dots on top right and select local upgrade( should be there, not sure about 3.0.1) then navigate to your downloaded rom and it will install, without needing to unlock bootloader and losing data.
http://downloads.oneplus.net/oneplus-2/oneplus_2_oxygenos_3.5.8/

Magisk v15.0, anyone using it on their PH-1?

I seen that Magisk was updated to version 15.0 so I was wondering if anyone had problems with it and how you updated from the previous version. Thank you.
I was getting reboots on v14.3 and v14.6 on Oreo Beta 2 but I have not gotten a single reboot since flashing v15.0 earlier today (been running for maybe 8 hours now.)
I'm on 15 and it is solid
pacman00700 said:
I'm on 15 and it is solid
Click to expand...
Click to collapse
Just updated.
No issues yet. Safety net is okay.
I'm also using it with no problems. I rooted the phone using the intructions from Magisk to root the pixel phones and it worked great, no need to use twrp.
So far so good on 15.0
No reboots o Android auto for my 2 driving sessions. If I was on 14.3, would have happened already
My phone bootloop if i update from 14.5 (beta) to 15. Fortunately i had a backup and i restored boot partition through twrp...
No issues. Went straight from Stock, to Beta 1, updated via OTA to Beta 2. Then followed the instructions: https://forum.xda-developers.com/essential-phone/how-to/guide-rooting-essential-ph-1-magisk-t3701976
tech_head said:
Just updated.
No issues yet. Safety net is okay.
Click to expand...
Click to collapse
What rom do you use for passing safetynet?
I'm stock except for some thermal tweaks
I am unable to upgrade v15. Whenever I try to install the zip from magisk manager it says done but after reboot it shows no root Install magisk. Please help. I m on J7 2017 with Arm build 7.0 nougat. Currently on Magisk v13.3
tech_head said:
I'm stock except for some thermal tweaks
Click to expand...
Click to collapse
The thermal tweaks you posted, were they OB2?
DaveHTC200 said:
The thermal tweaks you posted, were they OB2?
Click to expand...
Click to collapse
No.
Nougat 7.1.1
tech_head said:
No.
Nougat 7.1.1
Click to expand...
Click to collapse
OK, thanks for answering ?
Just installed 15.1
Sent from my PH-1 using XDA Labs

How can i downgrade to nougat ?

can anyone provide a guide to downgrade from nougat to oreo because i didn't like the oreo update seems buggy and unstable
Manuel Marta said:
can anyone provide a guide to downgrade from nougat to oreo because i didn't like the oreo update seems buggy and unstable
Click to expand...
Click to collapse
Looks like xiaomi pushed it just for the sake of releasing before the year ends.
Manuel Marta said:
can anyone provide a guide to downgrade from nougat to oreo because i didn't like the oreo update seems buggy and unstable
Click to expand...
Click to collapse
seems pretty stable to me as of now, sorry for being off topic but would you like to mention the bugs you faced on oreo?
Manuel Marta said:
can anyone provide a guide to downgrade from nougat to oreo because i didn't like the oreo update seems buggy and unstable
Click to expand...
Click to collapse
Its pretty stable and 100% better than Nougat. Do a factory reset always upgrading to Major Android versions...
I`am interested in downgrade too..
is it possible to downgrade if you have fastboot files???
milav said:
is it possible to downgrade if you have fastboot files???
Click to expand...
Click to collapse
Simply flash fastboot Nougat rom using MIFlashtool.
Rajeev said:
Simply flash fastboot Nougat rom using MIFlashtool.
Click to expand...
Click to collapse
thanks i will wait till good oreo comes or they release kernel sources
Rajeev said:
Simply flash fastboot Nougat rom using MIFlashtool.
Click to expand...
Click to collapse
Where can i find nougat fastboot rom and miflash tool?
Thanks
Inviato dal mio Mi A1 utilizzando Tapatalk
droide_volante said:
Where can i find nougat fastboot rom and miflash tool?
Thanks
Inviato dal mio Mi A1 utilizzando Tapatalk
Click to expand...
Click to collapse
http://www.stechguide.com/xiaomi-mi-a1-n2g47h-7-11-18-fastboot-rom/
https://forum.xda-developers.com/mi-a1/how-to/rom-mirrors-mi-a1-stock-androidone-rom-t3696821
I was not happy with my phone with oreo as happy and excited I was when using nougat. Bugs and the fun is gone.
Why you want to downgrade?
mi fix his all bugs in next update .. it will come end of this month
Rajeev said:
Its pretty stable and 100% better than Nougat. Do a factory reset always upgrading to Major Android versions...
Click to expand...
Click to collapse
Very much truth, i upgraded to oreo and face some strange issue, after factory reset seems to work all fine.
do factory reset!!!
I want to downgrade because after OREO update the battery went to a ****hole
i do nothing, got everything turned off, gps, screen etc and you wake up the next day and battery has drained a lot of percentage
so it can be downgraded to android 7 easly?
ZeldaWW said:
I want to downgrade because after OREO update the battery went to a ****hole
i do nothing, got everything turned off, gps, screen etc and you wake up the next day and battery has drained a lot of percentage
so it can be downgraded to android 7 easly?
Click to expand...
Click to collapse
You do have to download the official ROM from Xiaomi website, then use the Mi Flash tool to flash it.
Just download the rom from few topics here of the latest Nougat, backup your data, go to the MiFlash tool and flash the nougat rom, but remember, do not flash flash_factory.bat.
Rajeev said:
Simply flash fastboot Nougat rom using MIFlashtool.
Click to expand...
Click to collapse
if i flash the fastboot do i need 64 bit windows or 32 bit is enough?
popodroid said:
if i flash the fastboot do i need 64 bit windows or 32 bit is enough?
Click to expand...
Click to collapse
32 is enough

How to downgrade from op6t from beta to stable?

Hi All,
Can anyone please tell me how should i downgrade from the latest beta version oxygen to the latest stable oxygen on my op 6t?
help is much appreciated!
imranbasha5019 said:
Hi All,
Can anyone please tell me how should i downgrade from the latest beta version oxygen to the latest stable oxygen on my op 6t?
help is much appreciated!
Click to expand...
Click to collapse
You have to flash the stock ROM of a older version of OxygenOS via flash_all_partions.bat, the easiest way. There is one for OxygenOS 9.0.6
_Masked_ said:
You have to flash the stock ROM of a older version of OxygenOS via flash_all_partions.bat, the easiest way. There is one for OxygenOS 9.0.6
Click to expand...
Click to collapse
Thanks for the info.. can you please share me the link and instruction ? Please
imranbasha5019 said:
Thanks for the info.. can you please share me the link and instruction ? Please
Click to expand...
Click to collapse
Here is a thread by @mauronofrio : https://forum.xda-developers.com/showthread.php?t=3862516
with fastboot stock ROMs.
Also here (MSMDownload tool; downgrades your phone to OxygenOS 9.0.5, erases all data and locks the bootloader): https://forum.xda-developers.com/oneplus-6t/how-to/tool-6t-msmdownloadtool-v4-0-oos-9-0-5-t3867448
_Masked_ said:
Here is a thread by @mauronofrio : https://forum.xda-developers.com/showthread.php?t=3862516
with fastboot stock ROMs.
Also here (MSMDownload tool; downgrades your phone to OxygenOS 9.0.5, erases all data and locks the bootloader): https://forum.xda-developers.com/oneplus-6t/how-to/tool-6t-msmdownloadtool-v4-0-oos-9-0-5-t3867448
Click to expand...
Click to collapse
Thank you! The first thread did the trick. I want to sell my OP6T (going back to the Pixel 2XL), but was running the latest Open Beta. I couldn't find a way to go back to stock, nothing seemed to work but this tool. Had to unlock the bootloader to do it, but now it's relocked and I'm rocking the stable again. Thanks again!

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