Entering Recovery menu on OPPO A57 Using the hardware keys to remove password, PIN or reset the unlock pattern / gesture lock when you are unable to access the phone.
- Turn off the phone completely.
- Press and hold both Volume DOWN + POWER buttons until the phone turns on and OPPO logo shows up.
- Language selection menu will appear on the screen. Select English
- Next in ColorOS RECOVERY menu select Wipe data
- Select the desired option - wipe application data and be sure to select or not your important data like SMS messages, if you want to delete everything select wipe all data and removable application.
- Notification pop-up window will appear alert you that you have to re-enter your previous gmail account after you wiped out everything to enter the system. Be sure to remember your gmail account.
- Select OK on the screen. Data and cache wiped successfully.
- All data will be lost! Before doing a hard reset backup all important data.
Once you done with thate select Reboot system now. Press power to reboot the phone.
All data will be lost!
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