July 2017
Intermediate to advanced
648 pages
31h 9m
English
Outlook clients operating in cached mode will use the thumbnailPhoto attribute configuration of the offline address book (OAB) to determine how to access photos. By default, the thumbnailPhoto attribute is an indicator attribute, meaning that it points Outlook to Active Directory to retrieve the image.
If you want to disable thumbnail photos for cached-mode clients, remove the attribute using the Remove method of the ConfiguredAttrbutes collection:
$oab = Get-OfflineAddressBook 'Default Offline Address Book'
$oab.ConfiguredAttributes.Remove('thumbnailphoto,indicator')
Set-OfflineAddressBook 'Default Offline Address Book' `
-ConfiguredAttributes $oab.ConfiguredAttributes
If you want offline clients to be able to view thumbnail ...
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