Hard Reset SONY ERICSSON Z550i
- Make sure, that your device is switched on.
- Next on go to Standby screen and open Menu -> Settings -> General -> Master reset.
- This operation will need confirmation so press left Softkey to do it.
- Now device will finish the process of Factory data reset so it will restart.
- Success! handset after restart should be ready to use.
Help! This doesn't work
Hard Reset will erase all of your data
All described operations you are doing at your own risk.