Can I root my phone?
Can I install the system update on my rooted phone normally?
Do vivo mobile phones have locked BL?
Is it possible to unlock the BL?
How to check if my phone is rooted?
What is a locked BL?
How to change the status from "is_root=1" to "is_root=0"?
Introduction to OEM unlocking
Is my phone warranty still valid after phone rooting?
What is root?
Introduction to NV parameters
The phone shows “is-root=1”
Is it possible to upgrade the operating system once my phone is rooted?