Why the bottom ADD.. in theMembers tab to add members from the distribution group is disable? Can you help me? Tks.

Hi Ana, Do you have proper permission to modify DLs? This normally happens when account doesn't have proper rights on the DL to modify or some inherited deny permission applies on the DL.

im admin.. im checking what you said tome.. at the moment i addnew members in mi exchg serverfrom AD in other server.. perhaps when we did the installation we omitted something