You need your own Soldier Front installation (the folder that holds data). Our download contains only the new game program; it never replaces or includes anything of Soldier Front's own.
data folder. Nothing there is overwritten.legacysf.exe from that folder. If you keep it elsewhere, it asks where Soldier Front is the first time and remembers.Windows 10 or 11, 64-bit. DirectX 12 is used first, then DirectX 11, then OpenGL. A keyboard and mouse, or an Xbox, DualShock 4 or DualSense controller.
The keys are the original's: W A S D to move, Space jump, Left Shift crouch, R reload, E use, 1–4 weapons, Z X C radio, Tab scores. Every key can be changed in Options, Controls.
Hold V (Push to talk) to talk to your room, or to your side in a team game. In Options, Sound, Voice chat, Talk by switches to Voice activation (you're sent while you speak louder than a threshold you set) or an Open microphone. The same page has the volumes and a Test my microphone box that plays your voice back to you. To stop hearing one soldier, right-click their name and choose Mute voice. Windows must allow games to use the microphone: Settings, Privacy, Microphone.
See Help.