Hard Reset SONY Xperia X F5121
- If the display is off, press the Power key to turn it back on.
- In the next step open the phone's dialer and type in: *#*#7378423#*#*.
- From the menu which should appear on the screen choose option Customization Settings and then Reset customization.
- Confirm information: "data will be cleared and factory data reset will perform".
- Accept by pressing Reset customization and reboot.
- Well done! You have just performed the hard reset operation
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Help! This doesn't work
Hard Reset will erase all of your data
All described operations you are doing at your own risk.