Adv Option ↓ Reset Opts.Del All Logs Clear All Data Clr Admin Pri The options under Adv Option include Reset Opts., Del All Logs, Clear All Data, and Clr Admin Pri. Select anyone of these options and press OK to display the related setting interface. Press OK according to the prompt to confirm your settings and return to the Adv Option interface, or press ESC to exit current interface without performing any operation. Reset Opts.: This parameter is used to restore the fingerprint lock to factory defaults. Del All Logs: This parameter is used to delete all the verification records from a memory chip. Clear All Data: This parameter is used to delete all the enrolled fingerprint images, passwords and records. Clr Admin Pri: This parameter is used to change an administrator into an ordinary user. This function shall be used with caution. It is recommended to register at least one new administrator in time after clearing the priority of an administrator.