Teams - Adding users not in my organisation - Microsoft Community
how add users have 365 account not in organisation. can add email error saying someone, me or person i'm adding, not have authorisation. hi heidi, please turn on guest access microsoft teams , check issue. here article reference: https://docs.microsoft.com/en-us/microsoftteams/set-up-guests . please free let me know if have further help! thanks, baron Office / Unknown/other / Windows 8 / Office 365 for business