Nokia Lumia 820 Hard Reset Solution Keys

How To Hard Reset:
Note:All Data Will Be Lost!
1.Power Off Your Phone
2.Press Power Button And After Phone Vibrates Once Press Volume Down Until You Will See Exclamation Sign On The Screen
3.Press In This Order: Volume Up
                                  Volume Down
                                  Power
                                 Volume Down
4.Wait Until Format Ends And The Phone Restarts
Done 🙂