Question I need to Downgrade On Update Oxygen OS 11.2.1.1 for Oneplus 9R - OnePlus 9R

Hello I need to Downgrade my OnePlus 9R to Oxygen OS 11.2.1.1 please can Any One Help. Or also It will Downgrade with pc Or it can Downgrade with Phone by Local Directory in system update of one plus Please help

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Anyone please help me to root my Coolpad Note 5 and install Oreo OS.

I am a new user here. Anyone please help me to root my Coolpad Note 5 and install Oreo OS. It is having stock Marshmallow in it. It is outdated and please let me know which ROM (Oreo) is good for Coolpad Note 5. Also please guide me.
Thanks,
APPU
Do not install nougat 7.0or latest then your phone will be open for malware...then virus will attack.
appu-2255 said:
I am a new user here. Anyone please help me to root my Coolpad Note 5 and install Oreo OS. It is having stock Marshmallow in it. It is outdated and please let me know which ROM (Oreo) is good for Coolpad Note 5. Also please guide me.
Thanks,
APPU
Click to expand...
Click to collapse
Don't go for upgrade then you will start facing virus issue, I have upgrade nougat v 250 still facing the virus issue . Marshmallow is good.

General Color OS on Non-Chinese (LE21X0) variant 9R/9/9Pro

Link to thread in OnePlus 9 Pro forum: https://forum.xda-developers.com/t/color-os-on-non-chinese-le21x0-variant-9r-9-9pro.4273239/
could you please help me to flash ColorOS on my device LE2100 , as i bought device with oxygen global rom

Question How to Downgrade to Android 11

Just bought a 2nd hand Oppo Find X3 Lite and Android 12 is so buggy and has a lot of problems. I wanna Downgrade to the Official Android 11. Can anyone guide me how to please with the Firmware and tools?! Thanks. Would mean the world to me

Question How to install Coloros 13 in Oneplus 9R?

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Can i install latest oxygen os based on android 13 in Realme 6 device

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