Unlocking pattern lock on Pipo smart s1 tablet is very easy as other android tablets. We use key combination method to unlock pattern lock. it is important for us to take backup of all data before hard reset ant smart phone or tablet. All data like contacts, messages, call history will erase by hard reset trick. also check that tablet battery is full charged or connect tablet with charger.
Hard Reset Smart Pipo S1
Follow the steps mentioned below step by step to hard reset tablet
Press and hold volume (-) key and press reset button back side of tablet.
After android logo press volume down key and power key three times together.
Android system recovery menu will appear use volume up and down to selectand power button to enter.
Select Wipe data /factory reset then yes…delete all user data.
Select reboot from android system recovery and press power to confirm.