- Press and hold Volume Down + Power key
- you see android recovery logo
- Now press Power key for recovery menu
- Now select Wipe data/factory reset with volume down andPress and hold Volume Up key for 2 Sec to confirm
- Now select Yes -- Delete all user data and press and hold Volume UP Key for 2 Sec to confirm
- Now Reboot Device with hold Volume UP for 2 Sec
- Hard Reset done
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