: Due to Android's Factory Reset Protection (FRP) , you will likely need to sign in with the Google account previously used on the device after the reset. Method 1: Hard Reset Using Hardware Buttons (Recovery Mode)
If that fails, try the alternative combo: How to Hard Reset DOOGEE S41 Pro
Before initiating a hard reset, the user must understand the implications of data loss. This procedure falls under "Destructive Recovery." : Due to Android's Factory Reset Protection (FRP)
A: That is Factory Reset Protection (FRP) . It prevents thieves from using the phone. You must enter the Google account email/password that was previously synced to the phone. It prevents thieves from using the phone
Fastboot is a more advanced protocol used for flashing firmware, but it can also initiate a reset. This method requires a PC and USB debugging enabled (which is rarely available if you are locked out). Use this if Method 1 & 2 fail.
Use this method if you cannot access your phone's screen or have forgotten your passcode. : Turn off your device completely using the Enter Boot Mode : Press and hold the buttons simultaneously for about 5 seconds. Navigate to Recovery : Once the Boot mode menu appears, use to highlight "Recovery Mode" and press Volume Down to select it. In the Recovery menu, use the keys to scroll to Wipe data/factory reset button to confirm. Confirm Reset : Scroll to Factory data reset and press the button again. : Once the data wipe is complete, select Reboot system now and press the HardReset.info Method 2: Using the Settings Menu