Zigbang SHP-P52 - How to delete all users access

How to Delete All User Password 

  • Open Handle cover 
  • Press register button 
  • Enter Existing Password. 
  • Press [✓] 
  • Press [1] (Password management mode) 
  • Press [✓] 
  • Press [3] 
  • Press [✓] 
  • Press Register button