Before you try the factory reset or hard reset on your device, make sure that you have backup your important files. Restoring the default settings or factory reset your device will delete all your existing files and will go back to its initial state.
Hard Reset:
>>> Press and hold Volume Up + Power key
>>> An Android recovery logo will appear
>>> Tap the Home key for recovery menu
>>> Navigate to Wipe data/factory reset using the volume down and tap Menu key to confirm
>>> Select Yes — Delete all user data and tap Menu Key for confirm
>>> Your device will reboot
Disclaimer:
The instruction provided is the general steps on how to Hard Reset and Factory Reset.If the instruction will not work, please make a comment and we will immediately find the correct procedure. Thanks.