Forum Discussion
Address List additions/removal are not showing in Outlook or OWA
I am trying to clean up our Address lists. I've used powershell to remove several old obsolete address lists and I've used the Exchange Admin Center to create some new lists. In Exchange Admin Cent...
The synchronization problem has been there since Exchange 2010, you export the contacts with Export-Mailbox and then delete the *.oab cache file in Outlook