how to bypass or unlock OPPO R9 / OPPO F1 PLUS forgot security screen lock pattern or password pin protections

How to Easily Master Format OPPO R9 / OPPO F1 PLUS with Safety Hard Reset?

Tips and tricks to fix OPPO R9 which also call with OPPO F1 PLUS. This phone have 5.5 inches LCD screen…

55 years ago