T-mobile Pulse mini hard reset using buttons
Press Call, Volume Up and Power Button, to get to the System Menu.
Use the Center/Action Button to Accept your choice in menu.
T-mobile Pulse mini Restore factory default settings Huawei U8110
Please note: All phone data will be deleted. Data on the SIM card is not deleted.

Find "Factory data reset"
* Press the menu icon.
* Press Settings.
* Press Privacy.
* Press Factory data reset.
Restore the factory default settings
* Press Reset phone.
* Press Erase everything.
* Wait a moment while the phone restores the factory default settings.
* Follow the instructions on the display to configure the phone and prepare it for use.