Settings > Protection from Unauthorised Access > Configuring User PIN

Configuring User PIN
Important: Only available when operated on the PBXs COMpact 2206 USB and COMpact 4410 USB.
Proceed as follows:
Press the Menu key and open the menu settings > blocking > change user PIN.
Note: You can delete the PIN by not entering any PIN in both menus but by confirming OK.

COMfortel 1400 - Firmware V2.2 - COMfortel Set V3.16 - Advanced Information V07 02/2019