Care With Joy

Can I install the system update on my rooted phone normally?

Is my phone warranty still valid after phone rooting?

Can I root my phone?

Is it possible to upgrade the operating system once my phone is rooted?

Introduction to OEM unlocking

Is it possible to unlock the BL?

How to check if my phone is rooted?

The phone shows “is-root=1”

What is a locked BL?

What is root?

How to change the status from "is_root=1" to "is_root=0"?

Do vivo mobile phones have locked BL?

Introduction to NV parameters