Microsoft announced in January 2023 that it would be retiring the Teams wiki in February 2023. The decision to retire the Teams wiki was made due to its low usage and the fact that it was not as feature-rich as OneNote. Users who have created wikis in Teams will be able to export their content to OneNote notebooks before the retirement date. After the retirement date, users will no longer be able to create new wikis in Teams, but they will still be able to access and edit existing wikis.
Here are the key dates related to the retirement of the Teams wiki:
If you are using the Teams wiki, we recommend that you export your content to OneNote notebooks before the retirement date. You can do this by following these steps:
Once you have exported your content to OneNote, you can continue to edit it there. You will also be able to access it from any device that has OneNote installed.