Starting Out with Your OmniBook Setting Up the OmniBook 3. Choose the following option, then click OK: No, I want to install MS-DOS 6.22 and Microsoft Windows for Workgroups 3.1 4. When you are done with this installation, you should swap the FN-key icon strip that slips into place at the top of the keyboard above the F1--F12 keys. Two strips are provided with your computer, but the one pre-inserted is for Windows 95. (The assignments for the F1--F12 keys differ between Windows for Workgroups and Windows 95.) FN-key icon strip for Windows for Workgroups 1-14