My phone is OPPOR821T model phone, but the program lock the password I forgot how to do, but also to restore the factory settings, but that is still the kind of important data to restore the factory settings more
Forced brush machine. Specific Google Keywords: OPPOR821T Brush Tutorial
Computer download a brush machine wizard, so after the connection phone USB, open the brush machine wizard practical tools, there are clear password lock tool
Shutdown Press and hold the power button and then hold the sound + build, come out of the program to see their own election, and then no reduction