This article describes if you can download and update the definition for Web and Cloud Security Protection (WCAP).
Symantec Endpoint protection
This scenario covers a different situations where you do have :
1.An unmanaged SEP client and no internet connection.
2.When manually updating Virus definition and Security updates, but unable to see any option to manually update "Web and Cloud Access Protection".
3.Noticed an old set of definitions of your WCAP module.
Web and Cloud Access Protection definitions are not available for manual download, or via Intelligent Updater.
The content&definitions can only be downloaded and updated via LiveUpdate or Internal Liveupdate Administrator.
The WCAP module uses a static permanent content until the next product release.
Note: It is expected to see some an old date, example: a 14.3 RU8 client WCAP set of definition is: 27th July 2023 r2.