If you have client requesting access for Microsoft Teams as owner of the Group, please find the below step to enabled in office365 Services & add-ins
The below link will only able to launch once you have connected to the specific tenant :-
https://portal.office.com/adminportal/home#/Settings/ServicesAndAddIns
- Allow owners to delete all messages
- Enable stickers that users can edit and add to conversations
- Allow users to edit their own messages
- Allow users to delete their own messages
- Allow users to chat privately
