If you want to create another email address that uses the same inbox, sent, items, and contact list as your existing Outlook.com account, read how to create an email alias. If you want a completely fresh start, sign out of Outlook.com, then create a new account.

When you receive an invite to a meeting, you can join from your Teams calendar. If someone sends you a meeting invite in Chat, select the link > Join now. In Teams, select Calendar to see your meetings. Find the meeting you want to attend and select Join.