By using 'Device Administrator Authority' in this app all data is deleted.

Resolved many issues quickly.
Very Simple Factory reset.
Full Factory reset.
Just one click
Support all Devices.
Safe and fast factory reset.
complete wipe your data
clear phone reset
Remove virus by clear all data.
Remove virus by factory reset.

There are many types of resets that you can do to your mobile phones. Soft reset and Hard reset. To soft reset you devices you only need to power off and then power on your phone. No data is lost in the process. Otherhand In Hare reset a phone is reverted to its original settings and it cleans an os. It removes all the data and information stored in the device. Its also useful to those persons whose mobile is infected by Virus.