Policy
Block the Office Store
This policy setting allows you to prevent users from using or inserting web add-ins that come from the Office Store. If you enable this policy setting, apps from the Office Store are blocked. If you disable or do not configure this policy setting, apps from the Office Store are allowed, unless the "Block Apps for Office" policy setting is enabled.
PackMicrosoft Office
CategoryMicrosoft Office 2016 / Security Settings / Trust Center / Trusted Catalogs
Policy ID
e21432ed943aInternal name
L_DisableOfficeStoreRegistry
Copy registry mappings
HKCU\software\policies\microsoft\office\16.0\wef\trustedcatalogs\disableomexcatalogs (enabled) = 1
HKCU\software\policies\microsoft\office\16.0\wef\trustedcatalogs\disableomexcatalogs (disabled) = 0Policy notes
This policy setting allows you to prevent users from using or inserting web add-ins that come from the Office Store. If you enable this policy setting, apps from the Office Store are blocked. If you disable or do not configure this policy setting, apps from the Office Store are allowed, unless the "Block Apps for Office" policy setting is enabled.
Related policies
Allow Unsecure web add-ins and CatalogsAllow users to control the Trusted Shared Folder CatalogsBlock Web Add-insDefault Shared Folder LocationDefault SharePoint Catalog LocationTrusted Catalog Location #1Trusted Catalog Location #10Trusted Catalog Location #2Trusted Catalog Location #3Trusted Catalog Location #4Trusted Catalog Location #5Trusted Catalog Location #6Trusted Catalog Location #7Trusted Catalog Location #8Trusted Catalog Location #9