Do you need to convert an Exchange universal distribution group to a mail-enabled universal security group? You’re in luck! Try it out:
- In Active Directory Users and Computers, select the distribution group and go to properties.
- On the General tab, under Group Type, select Security Group.
- From the Exchange Management Shell, run the following command, substituting groupname for the actual name of the group. Use quotes around the group name if the name contains spaces: Set-Distributiongroup–identity groupname –MemberDepartRestriction Closed