Support

Hotline

Our support team is available for you by phone. Should all supporters be on the phone,
we will take your support case and call you back.

You can reach us at:
+49 241 88980-20
Mon. - Fri.: 08:30 - 12:30 and 13:30 - 17:00 (except on holidays)

Please send your request in English or German.

You can find the version number in the LINEAR program information.
You can find the version number in the Autodesk program information.
You can find the dongle number in the program under "Program licenses". It is a 6-digit number (softlocks) or a 5-digit number (hardlocks).