NgBUCKWANGS. ABM is an alternative to MultiSlots, DDRKhat's SuperVersus and Merudo's SuperVersus. It's main purpose is to allow a greater number of players than is officially supported to play in any given game mode (e.g., campaign, survival, versus, etc). ABM works in the background but does expose what's under its hood in the form of menus
To run Left 4 Dead 2 on high graphics settings your PC will require at least a GeForce GT 230 / Radeon X800 XT with a Core 2 Duo E4600 2.4GHz or Athlon 64 X2 Dual Core 4200+ CPU. System memory
Step 4a: Open Audiorouter and alt-tab it (will come back to it later) Step 4b: Open Beta 1.5.8 folder and Launch SplitTool.exe. Step 5: Click on the bottom left "Add a game" then "browse" then look for left4dead2.exe in left4dead2 folder (your install folder) Click the checkbox and click "add selected". Step 6: Click 2 for 2 players (might be uP8d.