To display the frame rate in the game, press Ctrl+Backspace while in the sim.
In order to play Lock On: Modern Air Combat properly, your computer must meet or exceed these minimum requirements: Windows 98/ME/XP/2000 (ONLY) Pentium III 800/AMD Athlon 600 or better 256 MB RAM (512 MB RAM recommended) 3D video card (DirectX 8.1 compatible) w/32MB RAM (128MB recommended) Sound Card (Direct 8.1 compatible) DirectX 8.1 or higher (included on disc) X CD-ROM or better (Not recommended for use with CD-RWs) Internet connection (56 kbps or better) or LAN for multiplayer Hard Drive Space 1.1 GB - Minimum Requirements subject to change -