Here is an instruction of performing how to perform factory reset on Sony Xperia M4 Aqua. We recommend you to check the following notes before hard resetting.
- First – Make sure that your battery is charged more than 50% (If your battery level is at below 50% low, it might be turned off all of sudden.)
- Second – Back up your data! (All data will be lost if you perform hard reset.)
METHOD 01
Step 01. Navigate to Settings > Backup & Reset > Factory Data Reset > Reset Phone > Erase Everything
METHOD 02
Step 01. Please turn off your mobile phone completely.
Step 02.Press and hold Volume Up + Volume Down + Power keys at the same time until you have option menu on the screen.
Step 03. Select Recovery option with volume key and select it with power key.
Step 04. When the Android Logo with the yellow triangle appears on the screen, press and hold Volume Up + Volume Down together to boot to recovery mode.
Step 05. In the recovery mode, navigate to wipe data/factory reset using volume button and select it using power button.
Step 06. Select Yes – delete all user data and then select reboot system now.
METHOD 03
Step 01. Please open the dial pad (dialer app) on your phone.
Step 02. Now type the following code: *#*#7378423#*#*
Step 03. When you have the menu, please select Customization Settings and then select Reset Customization.
Step 04. It will ask you to confirm. Tab on OK to process hard resetting.