Lets see how you could shut down the delete option in Teams.
Contents
How Do I Restrict Teams Users from Deleting Files?
As a quick reminder, the files you share in Teams channels are stored in your teams SharePoint folder.
Selecting any of the other permission options allows users to delete documents.
But you dont want that, do you?
Basically, you’ve got the option to copy your existing permissions and take out theDelete Itemspermission.
Conclusion
When you share important files on Teams channels, preventing users from deleting them is crucial.