Upgrading Windows 8 to 8.1 ask for uninstall of Sentinel Runtime Drivers

When you upgrade Windows8 to 8.1, Windows asks to uninstall “Sentinel Runtime Drivers” if either or both Sentinel System Driver and HASP/LDK RTE are installed.


To proceed, uninstall “Sentinel System Driver/Sentinel Runtime” entries from Add/Remove


For HASP/LDK RTE, you may also need to run command “haspdinst –purge” to uninstall HASP/LDK RTE entries