How to factory reset MPMAN MPDC77? How to wipe all data in MPMAN MPDC77? How to bypass screen lock in MPMAN MPDC77? How to restore defaults in MPMAN MPDC77?
The following tutorial shows all method of master reset MPMAN MPDC77. Check out how to accomplish hard reset by hardware keys and Android 4.1 Jelly Bean settings. As a result your MPMAN MPDC77 will be as new and your RK3066 core will run faster.
Hard Reset will erase all of your data
All described operations you are doing at your own risk.