Highlight Wipe data/factory reset and press Power to confirm.
A hard reset erases from your DOOGEE S41 Pro and restores the device to its original factory state—exactly as it was when you first unboxed it. This process wipes: How to Hard Reset DOOGEE S41 Pro
Select Reboot system now .
Boot into Recovery Mode .
Whatever your reason, performing a "hard reset" (also known as a factory reset or master reset) is the most effective way to restore your device to its original, out-of-the-box state. Highlight Wipe data/factory reset and press Power to confirm