Policy
Turn off Hierarchical Address Book search
This policy setting controls entry points to search in the Hierarchical Address Book (HAB). If you enable this policy setting, all entry points to search features in the HAB will be turned off. If you disable or do not configure this policy setting, all entry points to search features in the HAB will be enabled.
PackMicrosoft Office
CategoryMicrosoft Outlook 2016 / Account Settings / Exchange
Policy ID
a9fdd3c2373bInternal name
L_TurnOffHierarchicalAddressBookSearchRegistry
Copy registry mappings
HKCU\software\policies\microsoft\office\16.0\outlook\disablehabsearch (enabled) = 1
HKCU\software\policies\microsoft\office\16.0\outlook\disablehabsearch (disabled) = 0Policy notes
This policy setting controls entry points to search in the Hierarchical Address Book (HAB). If you enable this policy setting, all entry points to search features in the HAB will be turned off. If you disable or do not configure this policy setting, all entry points to search features in the HAB will be enabled.
Related policies
Allow Outlook Autodiscover to interact with Office Config ServiceAuthentication with Exchange ServerAutodiscover is always capable of using modern authenticationAutomatically configure profile based on Active Directory Primary SMTP address (one-time only)Cached Exchange low bandwidth thresholdConfigure Outlook Anywhere user interface optionsDisable AutoDiscoverDisable connection fallback between protocolsDo not allow an OST file to be createdDo not allow users to change permissions on foldersDo not create new OST file on upgradeDo not display Folder Size button on folder properties dialog boxDo not validate personal Contact Groups when sending e-mail messagesDon’t show redirect warnings for Autodiscover for the specified HTTPS server namesEnable RPC encryptionExchange Unicode Mode - Ignore OST FormatExchange Unicode Mode - Silent OST format changeExchange Unicode Mode - Turn off ANSI modeOnly connect if Proxy Server certificate has this principal namePrefer the provided account email in AutoDiscover auth prompts.