This is not a recommended way to connect to Exchange Online using your tenant admin account, it uses basic authentication (will be decommissioned in 2021) and MFA (number one prerequisite for tenant admin security!) is not possible. $Session = New-PSSession -ConfigurationName Microsoft.Exchange -ConnectionUri -Credential $ExCred -Authentication Basic -AllowRedirection When using PowerShell with Exchange Online you can use the ‘good old traditional’ way to connect to Exchange Online: $ExCred = Get-Credential The last step you have to do is to change the default sign-in method on the security info page by clicking Change next to Default sign-in method.Īuthenticator app MFA Security Security info sms Approve the sign-in on your device, the security info will show Notification approved and you’re good to go. In the authenticatorapp, click the + icon in the upper right corner, select your account type and select Scan QR code. In the Setup your account pop-up box click next and a QR code will appear on your screen: The first step is of course to download the authenticator app on your device, if it’s already installed click Next. In the pop-up window, select another method, for example the authenticator app and click Add.
In the overview page click on Security Info to see the MFA methods available. You can also navigate to to get here directly.
So, to change it, logon to OWA or the Microsoft Portal, click the initials in the upper right corner and click View account: This works fine, but it is not always easy to work with, especially not when using the native mail app on a mobile device.
My default MFA authentication method was a text message (SMS) on my phone. This might look like an easy blogpost (actually, it is) but every time I’m struggling with this, so I decided to write it down.
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