Convert/Upgrade Distribution Group to O365 Group

[Waseem Qureshi]

I've 3 DL Groups that I want to convert to O365 Group. I can see an option says "UPGRADE DISTRIBUTION GROUPS" but can see only one DL Group not all three... why so?

[#2 · Accepted solution]

Waseem not all DL can be upgraded to groups, please see this document about the ones that are not eligible (see "Which distribution lists can be upgraded?"): https://support.office.com/en-us/article/upgrade-distribution-lists-to-office-365-groups-in-outlook-...