Archiving or hiding a Team
Once a team is no longer needed, e.g. after the academic year is finished. You can archive it to make the content read only and hide it from pupils. You can un-archive or archive teams as many times as you like.
Step 1 - Open Teams and click on Teams then if need click on "All Teams"
Step 2 - Click on the settings icon in the top right next to Join or create team
Step 3 - Click on Manage Teams
Step 4 - Click on the elipsis next to the team you wish to archive then click Archive Team