Change of the (initial) login PIN

You can change the login PIN for the Telephone in the Softclient:

  • Go to: https://voice.intern.th-ab.de/client/

  • Login with „Authenticate with SSO TH AB“ and your login information (e-Nr. and Password).

  • Select "Change PIN" via the profile symbol in the upper right corner.


  • Choose your new PIN (min. 4 digits)



  • Confirm and continue with "Send" or „Absenden“.

  • After that, you can now close the open windows.

    => With your newly set PIN and your personal extension, you can log in to all TH phones.