Connect to Exchange Online Powershell using Modern Authentication with or without MFA

These connection instructions use modern authentication and work with or without multifactor authentication (MFA).

1.  In a PowerShell window load the EXO V2 module by running the following command: Import-Module ExchangeOnlineManagement 

Import-Module ExchangeOnlineManagement

2. The command that you will need to run uses the follow sytax:

Connect-IPPSSession -UserPrincipalName <UPN> [-ConnectionUri <URL>] [-AzureADAuthorizationEndpointUri <URL>] [-PSSessionOption $ProxyOptions]