Do I have to update the phone to the latest version?

How to find my phone?

Why can my phone be unlocked through Face Access when I wearing a mask?

What are the differences between Funtouch OS 9.0 and Funtouch OS 4.5?

How to improve the success rate of In-Display Fingerprint?

How to avoid my phone overheat?

Which phones will be updated to Android P?

What are the main specifications and features of Y17?

How to transfer data from my old phone to new phone?

How to register a Vivo account on the phone designed for Chinese Mainland users?