- Verdict: ⛔ Avoid!
The BBK* family has an unlocking problem. If in case of OPPO/Realme they at least offer an app in some regions, Vivo is locked completely.
Well, that is, if xdaforums.com doesn't apply to you.
On pre-May 2022 firmware. I believe these methods were ~universal, but proceed with caution:
- Vivo x70 Pro+: xdaforums.com
- Vivo Y31 2021: xdaforums.com
* BBK Electronics was deregistered as a company on 7 April 2023.
Authored by melontini.