How can I renew a library card for external users?

Video guide
(Unfortunately, the video is only available in German.)

• Go to the Portal for External Users (please note that the portal is only available in German) and log in using your login credentials.
• Below your name, you can see how long your library account is valid.
• Click on Renew to extend the validity of your account.
• The renewal will take effect and be visible in your library account on the following day.

If you have any questions or encounter any problems, please contact us by phone at (0202) 439-2705 or use our contact form.