Sometimes the installer fails but the driver files can be installed manually.
Thales (the developer) provides a specific "SSDCleanup" utility. Search for "Sentinel Driver Cleanup Tool" on their official support site. Run as Admin: Right-click the cleanup tool and select Run as Administrator Sometimes the installer fails but the driver files
Go to Control Panel > Programs and Features and uninstall any existing "Sentinel Protection Installer" or "Sentinel System Driver" entries. and it will refuse to run.
: Right-click the Sentinel System Driver Installer 7.5.7.exe file and select Run as Administrator . Sometimes the installer fails but the driver files
Think of it as a translator. Your software speaks "License." The USB dongle speaks "Hardware ID." The Sentinel driver translates between them. If the driver fails to install, the software cannot verify you own it, and it will refuse to run.