How to check the latest update?
Do I have to update the phone to the latest version?
What are the differences between Funtouch OS 9.0 and Funtouch OS 4.5?
Which phones will be updated to Android P?
How to stop System update?
Why is there no system update?
Why can I not receive the system update for a long time?
How to check the date of my device`s latest Android security patch?
Can "Restore(Reset) all settings" make the system version return back to the original one?
Why does System update always fail?
What is System repair mode?
What is Android security patch?
I cannot check for the new version. What should I do?
Is it necessary to install the system update?
Why is my device’s Android security patch not latest?
Which vivo phones support Project Treble?
What should I do if I cannot finish downloading the system update?
What is the difference between beta version and official version?
It always shows “verification failed” when I download & install the update. What should I do?