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Connect to Exchange Online PowerShell

After you install the Exchange Online PowerShell module, you can connect to Exchange Online. Once you connect with Exchange Online PowerShell, you can use a single command or script to perform bulk operations and more. In this article, we will show you how to connect to Exchange Online using Windows PowerShel..

Exchange Online PowerShell module

Let’s look at which Exchange Online PowerShell module version is installed on the machine and how to update the Exchange Online PowerShell module to the latest version.

Set PowerShell Execution Policy

To change the PowerShell Execution Policy, we must first run Windows PowerShell as administrator.

By default, the PowerShell console will not allow us to run a script. We can enable script execution by using the cmdlet Set-ExecutionPolicy.

To set the Execution policy, use the below PowerShell cmdlet.

Set-ExecutionPolicy RemoteSigned

You will see the following result on your screen. Press Y followed by Enter.

PS C:\> Set-ExecutionPolicy RemoteSigned

Execution Policy Change
The execution policy helps protect you from scripts that you do not trust. Changing the execution policy might expose
you to the security risks described in the about_Execution_Policies help topic at Do you want to change the execution policy?
[Y] Yes [A] Yes to All [N] No [L] No to All [S] Suspend [?] Help (default is "N"): Y

Warning: You must close the PowerShell window and reopen it to save the changes and avoid errors.

Before we can connect to Exchange Online you must install the Exchange Online PowerShell module.

Check Exchange Online PowerShell module version

You can check if you have installed the Exchange Online PowerShell V3 module and see which version is running.

Use the below command in PowerShell to verify you have installed Exchange Online PowerShell.


Now you will see a list of all the installed modules and versions.

PS C:\> Get-InstalledModule

Version        Name                           Repository       Description
-------        ----                           ----------       -----------
3.1.0          ExchangeOnlineManagement       PSGallery        This is a General Availability (GA) release of the Exchange Online Powershell V3 module. Exchange Online cmdlets in this module are REST-backed and…        PackageManagement              PSGallery        PackageManagement (a.k.a. OneGet) is a new way to discover and install software packages from around the web….
2.2.5          PowerShellGet                  PSGallery        PowerShell module with commands for discovering, installing, updating and publishing the PowerShell artifacts like Modules, DSC Resources, Role Cap…

Update PowerShellGet module

You can always keep your PowerShell modules up to date and run the below command.

Update-Module PowerShellGet

Connect to Exchange Online

Open Windows PowerShell as administrator and run the below cmdlet.


The sign in to your account window opens, where you choose your account and enter the password. Then click on Sign in.

Connect to Exchange Online PowerShell sign in

If you have MFA enabled, you will get a verification code sent as a text message or to your Authentication app on your phone. If your MFA is disabled, you will not do anything here.

Now you must go back to the PowerShell window.

That’s it! You have successfully connected to Exchange Online.

Verify PowerShell connection

To verify that you are connected to Exchange Online, you can use Get-EXOMailbox cmdlet to check.

Open PowerShell as administrator and use the below cmdlet.

Get-EXOMailbox | ft UserPrincipalName,DisplayName

It will display a list of all the mailboxes in Microsoft 365.

PS C:\> Get-EXOMailbox | ft UserPrincipalName,DisplayName

UserPrincipalName          DisplayName
-----------------          -----------       Zoë Howard    Amanda Morgan      Amelia Nash   Stephen Hunter      Carol Baker     Craig Hansen       Curt Berry

Disconnect Exchange Online

When you finish your session, you must disconnect from the remote PowerShell. It clears all the active sessions when using Exchange Online.

Use the below cmdlet to disconnect from Exchange Online PowerShell.


You will get the notification text below. To confirm, press Y and then press Enter.

PS C:\> Disconnect-ExchangeOnline

Running this cmdlet clears all active sessions created using Connect-ExchangeOnline or Connect-IPPSSession.
Press(Y/y/A/a) if you want to continue.
[Y] Yes [A] Yes to All [N] No [L] No to All [S] Suspend [?] Help (default is "Y"): Y

Or use the below cmdlet to disconnect from Exchange Online PowerShell without a confirmation text.

Disconnect-ExchangeOnline -Confirm:$false


You have successfully managed to connect to Exchange Online Powershell. You must install the Exchange Online PowerShell module before you connect with Exchange Online. We recommend you check which module version you have and update it to the latest version. Lastly, remember to disconnect Exchange Online when you finish.

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The o365info Team

The o365info Team

This article was written by our team of experienced IT architects, consultants, and engineers.

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