Do I have to update the phone to the latest version?
Why can my phone be unlocked through Face Access when I wearing a mask?
Which phones will be updated to Android P?
How can I find my phone?
How can I improve the success rate of fingerprint recognition?
How can I transfer data from my old phone to my new phone?
How to avoid my phone overheat?
What are the differences between Funtouch OS 9.0 and Funtouch OS 4.5?
How to register a Vivo account on the phone designed for Chinese Mainland users?