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Microsoft Teams video training - Microsoft Support
Training: Watch these videos to help your school, work, or organization use Microsoft Teams to video conference, work remotely, and become proficient using Teams.
Applies To: Microsoft Teams
Add or remove an email alias in Outlook.com - Microsoft Support
If you want to use a new email address with your existing Outlook.com account, follow the instructions in this article to create an email alias. This will give you an additional email address that uses the same inbox, contact list, and account settings as your primary email address.
Applies To: Outlook.com