Hard Reset SONY Xperia TL LT30at
See the Next method!
- Check that if your phone is on.
- Browse to Settings -> Backup & reset -> Factory Data Reset -> Reset Phone.
- Select option option "Erase everything", and confirm that.
Hard Reset SONY Xperia L C2105 - Reset All SONY Xperia
How To Hard Reset A Sony Xperia TL LT30at Smartphone
Help! This doesn't work
Hard Reset will erase all of your data
All described operations you are doing at your own risk.