Ensure your ISO/CSO mode is set to "Inferno" or "Sony NP9660" in the VSH menu (Select button).

The Sony PlayStation Portable (PSP) remains a legendary handheld, largely because its dedicated community refuses to let it die. One of the most sought-after experiences on the platform isn't even an official release: Counter-Strike. While Valve never officially ported the tactical shooter to the PSP, talented developers created "CS: PSP," a homebrew masterpiece that brings the thrill of de_dust2 to your pocket. Understanding Counter-Strike on PSP

Some high-res skin packs can slow down the PSP-1000. If you experience frame drops, look for "Lite" versions of the mod. Is it Worth Playing Today?

Most downloads include faithful recreations of Dust, Dust 2, Aztec, and Italy.

Move the extracted "CS_PSP" folder into the PSP/GAME/ directory on your Memory Stick.

The "PSP Counter-Strike" experience is primarily built on the Quake engine (specifically the Kurok or Quake PSP ports). Because the PSP lacks a second analog stick, these homebrew versions utilize a clever control scheme—using the face buttons (Triangle, Circle, Cross, Square) for aiming or looking, while the analog nub handles movement. Features of the PSP Port