To do so right click the Contacts folder and choose Properties-When the Outlook Address Book service has already been added and the option to select the Contacts folder as an Outlook Address Book is still disabled and greyed out, it means that the Outlook Address Book service is corrupted.
thanks much for below points,which you posted earlier.
When trying to use the Address Book to address a message to a contact, you could find that the contacts from your Contacts folder aren’t listed.
what i️ did manually unchecked the cache mode in outlook option able to see the address book info.
as you posted the earlier to cross verified the address book, it's not there on our env.
Office 2016 64 bit will be supporting for Exchange 2016 Enterprise edition.
Please suggest Thanks and Regards, Sami Have you set address book policy in Exchange 2016?You assign user permissions to GALs by using address book policies (ABPs).For more information, see Address book policies in Exchange 2016.Thanks and Regards, Sami Do you wonder if your IT business is truly profitable or if you should raise your prices?Learn how to calculate your overhead burden using our free interactive tool and use it to determine the right price for your IT services. Hi Jackie, We are using Exchange 2016 on prem and its completely new setup on our environment.but getting the error message while trying to download the offline address book. thanks and regards, sami 1.i️ removed the outlook profile-cache exchange mode off and relaunch the outlook.tried with the address not worked.