It will remove all the data ,contacts and apps that you installed
Start by turning off the phone.
Afterwards, hold down Volum Down and Power buttons for a couple of seconds.
You can release held keys when you see a new menu on your screen.
Choose the Clear Storage (Factory Reset) by pressing the Volum Down to navigate and Power button to select.
Then Press Volume Up to start the factory reset.
Congratulations, the hard reset is done!
HTC Gratia Restore Factory Hard Reset Format Phone.So lets start the HTC Gratia Restore Factory, HTC Gratia Hard Reset.Turn Off the mobile phone for few mints.HTC Gratia Remove Pattern Lock.
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Restore Hard reset will set your phone in origional factorry settings. It will remove all the data and apps that you installed. Your contacts will be removed and you have to add them again.