Locate your software serial number, installation code, or user profile disk provided with the original software packaging. Step-by-Step Flexi 8.1 Installation Process

Towards the end of the installation process, the setup wizard will prompt you to install the Sentinel/SafeNet hardware key drivers. Agree to install the device drivers.

Right-click the Flexi icon on your desktop, go to Properties > Compatibility , and check the box for "Run this program in compatibility mode for Windows XP." Final Thoughts

Comprehensive Guide to SAi FlexiSign 8.1 Installation and Setup