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UB
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Services & Information
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Library Card
FAQ Library card
library card is displayed in the form of a QR code, which is available digitally. TU members can find the card in the TU app , while all other library users can find it in their library account on our website [...] saving the address on your smartphone's home screen. From December 15, 2025, only TU members will be able to use the TU app as a library card. Alternatively, the QR code can also be downloaded as a PDF document [...] completely displayed on the smartphone screen, that it is not a screenshot of the QR code from the TU app, whether the brightness of the smartphone screen is set high enough and the date and time of the …