Task 8
You need to prevent guest users from calling your company's Teams users.
Task 4
You need to ensure that the Approvals app is pinned to the top of the app bar of the Teams client for all members of the Retail team. The solution must NOT affect other users.
Task 6
You need to ensure that only users that are assigned the Global Administrator, User Administrator, or Guest Inviter roles can invite guest users to your company's tenant.
Task 5
You need to prevent incoming Teams call notifications when users are already on a Teams call or in a Teams meeting. The solution must NOT reject the call.