Sony SGPT11 Series Help Manual page 152

To reset your tablet device.
Tap [ Apps] - [
of the menu on the right.
All data in the data storage area is deleted, including the Google account information, the system data and
settings, and any application data you have downloaded.
User data such as music, photos, and eBooks transferred from an SD memory card or a device that
connects via USB is not deleted.
To delete all user data such as music, photos, and eBooks, tap [Erase USB storage] to put a check in the
check box, and then tap [Reset tablet].
It is recommended that you make a backup copy of important data because the user data cannot be
restored after being deleted.
The tablet device restarts automatically.
Settings] - [ Privacy] - [Factory data reset], and then tap [Reset tablet] at the bottom