Remember that a hard reset erases all settings, contacts, and historical data. Method 1: Using the Secret Dialer Code (Easiest) The quickest way to reset the MyKi Watch 4

Type and send one of the following commands exactly (they are case-sensitive): pw,123456,factory#

Ensure the watch has at least 50% battery or is connected to its charger.

Press the Power button once to light up the display.