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CUCOOPE's avatar
CUCOOPE
Copper Contributor
Dec 02, 2021

Cannot uncheck "Hide from address list" for users

Hi. Recently an employee who has left before has returned to the company and we'd like to re-activate it's exchange user. When she left, we first removed her license in Office 365, then we disabled h...
  • VasilMichev's avatar
    Dec 02, 2021
    Every scenario that involves AAD Connect (dirsync) requires you to have at least one Exchange server on-premises, for management purposes. Reason behind this is, that the only supported way to manage Exchange objects and attributes, including those in Exchange Online, is via the Exchange tools.
    In your case, at the very least you need to extend the on-premises schema with the Exchange attributes. After doing so, you can manage msExchHideFromAddressLists and other Exchange-related attributes via ADSI Edit, PowerShell, or whichever tool you prefer. Make sure to refresh the AAD Connect schema (newer versions should do this automatically). And keep in mind that this is still not considered a *supported* scenario though.

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