Unlock Call Block OPPO K12 – Region Customized Phone Issue


Fix You are using a region customized phone realme. Please contact your place of purchase to resolve the problem.

Unlock call block. Unlock call block OPPO K12

  1. Go to setting >> about phone ≥> version ≥> build number >> click 8 time to build number (version number)
  2. Back to setting ≥> additional setting >> developer options ≥> usb debugging ≥> turn on
  3. Download and install ultraviewer to pc: Here
  4. Download and install Radmin VPN to pc: Here
  5. Send oder number + Ultraviewer (ID + PASSWORD) to me
Unlock call block OPPO K12
Unlock call block OPPO K12


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