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Microsoft 365

Connect-ExchangeOnline

SafeConnect to EXO

Connect-ExchangeOnline -UserPrincipalName <upn>

Opens a PowerShell session to manage Exchange Online.

Examples

Syntax

Connect-ExchangeOnline -UserPrincipalName <upn>

Before you run it

Connect only; needs the EXO module.

Used when you see

Mail not arriving (M365)
1
Connect to EXOConnect with an admin UPN
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