How to Upgrade Content Analysis.
Browse to https://support.broadcom.com/security and login. Select "Product Downloads" for the "Download Management" page. In the "Search Your Product" type the model of the device that you are upgrading and click on the link that is provided.
In the "Release" drop down choose the version that is needed.
You can then do one of the following changing the "Release" drop-down:
Both options can be used in the Content Analysis Management Console under System -> Firmware
After successfully uploading the image, verify that the newly downloaded version is the default image, click save changes and click on Reboot system and load saved default system image.
Note: Content Analysis can store up to five unique software images.