The different versions of the Sentinel driver are available on the FTP site in the following folder:

ftp://ftp.topsolid.com/Public/TopSolid/Drivers/Sentinel/

The latest version is accessible with the link below:

ftp://ftp.topsolid.com/Public/TopSolid/Drivers/Sentinel/Sentinel Protection Installer 10.2.0.zip  

Some browsers such as Firefox do not allow access to FTP sites. If you are using Firefox, please copy and paste the above link into the address bar of a Windows Explorer.