IT user support

If something is not working

you can contact the IT user support team of the HMT

  • via phone at 0341-21 44 888
  • in person
    during the following hours  

day of week




12:30 pm – 2:30 pm

Office Grassistraße 8: room 002, basement


12:30 pm – 2:30 pm

Office Dittrichring 21: room -1.30, basement behind the computer lab


You can contact the user support via email at at any time.


Please choose a specific email subject to summarize your problem or question. Include your HMT user account name in your email and describe as specific as possible where the error appears and which error message you receive.



Send an email with your problem or question to IT user support at


Please describe your problem or question as specific as possible.

Remote support

Remote support

Click on the image to download the TeamViewer Quicksupport tool, that is needed to provide remote support. After downloading you'll just need to run TeamViewerQS.exe.