TeamViewer have a new user interface. To share your TeamViewer details for ICT team to remotely troubleshoot issues on your machine, click the copy icon as below. No need to sign-in to TeamViewer.
Paste it to Microsoft Teams chat or as an email reply with the following sample text containing your TeamViewer details.
Note: Only share your TeamViewer details to Cz ICT Team.
https://competenz.freshservice.com/support/solutions/articles/5000094789