Menu/Settings/User and Backup/Backup and reset. This will allow you the option to do a factory restore. Otherwise you can try to press and hold the power button down until the device turns off and let it sit for 30 seconds. Might be better to ask how to do what you are trying to accomplish with the hard reset.
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Menu/Settings/User and Backup/Backup and reset. This will allow you the option to do a factory restore. Otherwise you can try to press and hold the power button down until the device turns off and let it sit for 30 seconds. Might be better to ask how to do what you are trying to accomplish with the hard reset.