Open a Microsoft Windows NT "Command Prompt".
Change to the change the current directory to \WIN_NT. In case of the CD-ROM distribution, change the current directory to \PRODUCT\DRIVERS\WIN_NT.
Run "INSTALL.BAT" from the command prompt.
Use Command-line options: (See the INSTALL.BAT file for examples.) /q /u - Quietly removes the existing driver.
Via Pull-down menu - Run INSTALL.BAT and select "Remove Sentinel Driver" from the “Function" menu.
When complete, a dialog box with the message "Sentinel Driver Removed" is displayed.
Click "OK" to continue.
Note: Some files may not be removed until you restart your computer.
The information about the dongle is based on the Sentinel System Drivers Version 5.17, Copyright (c) 1991-1996 Rainbow Technologies, Inc. All Rights Reserved.