CmdID

CmdID / PowerShell / Cmdlets / Upgrade

Upgrade-DistributionGroup

Use the Upgrade-DistributionGroup cmdlet to upgrade distribution groups to Microsoft 365 Groups. Exchange PowerShell reference

From the Exchange PowerShell reference 4 parameters Its page in the reference

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Parameters

4 in the Exchange PowerShell reference
-DlIdentitiesThe DlIdentities parameter specifies the email address of the distribution group that you want to upgrade to a Microsoft 365 Group.
-ActionTypeThis parameter is reserved for internal Microsoft use.
-ExecutingUserThis parameter is reserved for internal Microsoft use.
-OrganizationThis parameter is reserved for internal Microsoft use.