Downgrade Android 12 One ui 4.0 to Android 11 One ui 3.1

[nykdpk]

Hello there Need to Downgrade my one UI 4.0 Android 12 to Android 11 one UI 3.1

Does downgrading TRIP my KNOX after downgrade and will I be able to use SamsungPay and Secure Folder after downgrade anyone please help...!

Am using S21 Ultra INDIA

[nykdpk]

No we CAN go back I've done it

[Record4]

Hi
Is there any issues with android 12? Why are you trying to downgrade your phone?

From Mahammad Rafi.

[nykdpk]

Downgraded to one ui 3.1 Android 11.One ui 4.0 on Android 12 is still slow touch issues for me n running slow for me.
Now it's butter smooth

[Record4]

Hi
How to do that?

From Mahammad Rafi.

[AlenSony소니알렌]

Its not one ui 4 fault its because user data may conflict with new OS

So download galaxy app booster from Apkmirror
Then use fine lock or nice home from play store
Then optimize device!

[nykdpk]

Successfully downgraded from Android 12 to 11 from one UI 4.0 to 3.1 now my phone is smooth and fast as expected

[l3Ol3l3Y]

How did you do that... can you help me with the process.

[Ionisedatom]

what patch were you on? December ota told us we cannot downgrade. I'm  on january patch now.

[DR91]

Hi @nykdpk,
Pls share the details of the downgrade process. This will really help me because i also want to downgrade from one ui 4.0 to 3.1. Thanks in advance.

[nykdpk]

May I know on which UI you phone is on...?
Firmware and binary code