Upgrading earlier versions of GFI LANguard N.S.S. You can upgrade earlier versions (5, 6, and 7) of GFI LANguard N.S.S. and retain the current custom scan profiles, scheduled scan details, mailserver settings and the scan results database. To achieve this: 1. Launch GFI LANguard N.S.S. installation. Screenshot 10 - Choose import options 2. When prompted select the required import options. 3. Continue installation by following the instructions listed in the installation procedure section above. NOTE: Evaluation versions and older builds of GFI LANguard N.S.S. 8 can be upgraded to the latest build using the same method.