Downgrade - ONE Q&A, Help & Troubleshooting

Is there any tutorial to downgrade from marshmallow to kitkat?

use adb fastboot

Related

Downgrade driod ultra?

I have rooted motorola driod ultra device on 4.4.4 kitkat
system version is
24.13.3.obake_verizon
build number
su6-7.3
Can i downgrade to jellybean...plz.
Downgrades are impossible without unlocked bootloader AFAIK
And the highest version that can unlock the bootloader currently is su4.21
All you can do is use crashxxl's trick to downgrade to su6-7(.0) and then you can use xposed
_ck_ said:
Downgrades are impossible without unlocked bootloader AFAIK
And the highest version that can unlock the bootloader currently is su4.21
All you can do is use crashxxl's trick to downgrade to su6-7(.0) and then you can use xposed
Click to expand...
Click to collapse
I have perm root and bt unlocked with sunshine and i am on SU4.21, i have 4.4.4. and I would like to go back to 4.2.2. Will you help me downgrade?
AFAIK, downgrading from 4.4 to 4.2 would most likely brick the phone unless you leave the 4.4 bootloader and downgrade the other files. But I don't know how stable with the phone running 4.2 on 4.4 bootloader, probably not very.
Sent from my XT1080 using Tapatalk

How to relock Bootloader???

Hi all !!!
As soon as I received my ZS551KL, I unlocked bootloader, installed TWRP and rooted it.
I cannot update to Android 8 because my bootloader is unlocked, but I cannot found how to relock it for updating. I have tried fastboot oem lock and fastboot oem relock in fastboot mode without success.
Do you know how to do it?
Thank you so much :good:
You can flash raffyvito's modified Oreo zip, that way you get the stock recovery from which you flash the official Asus zip with the firmware updates, then you flash TWRP again and you're golden. You should check out his thread.
Hi guys. Do we have any news on how to relock the bootloader? Also can someone of you share the stock oreo recovery?

Can I downgrade PIE to Oreo on U11 Dual SIM?

My device: U11 Dualsim Global version runing PIE 3.31.401.1 firmware.
Rooted, cusom recovery, unlocked BL.
2 choise I want to do:
1. un-root, relock BL, back to stock Recovery on PIE.
or
2. downgrade to Oreo, relock BL.
anyone help me!
loveuhp said:
My device: U11 Dualsim Global version runing PIE 3.31.401.1 firmware.
Rooted, cusom recovery, unlocked BL.
2 choise I want to do:
1. un-root, relock BL, back to stock Recovery on PIE.
or
2. downgrade to Oreo, relock BL.
anyone help me!
Click to expand...
Click to collapse
-check you CID
- Download RUU from here --->
- Use RUU Flash method to restore system

Help.hotspot not working after flash twrp and root phone on pie

Help.hotspot not working after flash twrp and root phone on pie?
Ok i have to change cid and version number to HTC__621 and flash ruu 709 oero and so get ota update pie. Now after flash twrp and root os everything is ok. Thanks for times

Downgrade to coloros11 for cph2025?

Need downgrade package or any methed.

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