During WFBS-SVC agent installation, you encounter the error: "Installation Unsuccessful".
Downloader checks if the current user supports digital signatures (SHA1/SH256) before downloading MSI. When Downloader checks HostedCooker.exe’s signature and the check fails, the installation also fails.
To read more about the Trend Micro products and Microsoft’s SHA-1 deprecation policy for code signing, refer to this article: Trend Micro products and Microsoft’s SHA-1 deprecation policy for code signing.