Enable bulk add members to Teams via xlsx or csv import
At present, Teams only allows adding members individually. This is not feasible when a Team is private but intended for many people. Importing a csv or xlsx spreadsheet is a very standard way of managing large user lists in other modern applications - if Teams is intended to be a modern large-scale collaboration tool then it needs to have this feature enabled.
We are trying to implement an online class for 100+ students. It's not realistic to add a student's email address one by one...