What does recovery mode do?
Also asked, does recovery mode delete everything?
The answer is: Entering Android Recovery willnever delete everything on the device. But, AndroidRecovery has an option that enables you to deleteeverything and reset the device to factorysettings.
Similarly, what is iPhone recovery mode? Basically, iPhone Recovery Mode is a facilitythat your iPhone has, which allows you to restore a damagediOS. If you are trying to update your iPhone and youcan't do it via software update, or you iPhone is notresponding properly, then iPhone Recovery Mode may solveyour problem.
Similarly, you may ask, what does Android recovery mode do?
In Android, recovery refers to thededicated, bootable partition that has the recovery consoleinstalled. A combination of key presses (or instructions from acommand line) will boot your phone to recovery, where youcan find tools to help repair (recover) your installation aswell as install official OS updates.
How do I get my Android out of recovery mode?
Press and hold the “Volume Down” key, thenpress and hold the “Power” button. The device powers upto the Android Recovery screen. Release both keys when theAndroid Recovery images appear. Press “VolumeDown” to scroll to the “Factory Reset”option.