Policy
Do not allow an OST file to be created
Prevents offline folder use at startup. This is equivalent to clicking the Disable Offline Use button in the Offline Folder Settings dialog box.
PackMicrosoft Office
CategoryMicrosoft Outlook 2016 / Account Settings / Exchange
Policy ID
f7ad4ef801a7Internal name
L_OSTCreationRegistry
Copy registry mappings
HKCU\software\policies\microsoft\office\16.0\outlook\ost\noost (enabled) = 2
HKCU\software\policies\microsoft\office\16.0\outlook\ost\noost (disabled) = 0Policy notes
Prevents offline folder use at startup. This is equivalent to clicking the Disable Offline Use button in the Offline Folder Settings dialog box.
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 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.Prevent adding non-default Exchange accounts