Instructions
Download Z-Bots from FilePlanet. Click on "Download Now" to start the download process.
Navigate to the downloaded file and double-click on it and select "Extract." Extract the file to your desktop, for easy finding. A folder labeled "cstrike" will be left on your desktop.
Navigate to your hard drive folder. Open up the "Program Files" folder, then click on "Steam." Click on the folder with your registered email at Steam and open the "Counter-Strike" folder.
Right-click on the "cstrike" folder on your desktop and click on "Cut."
Right click in the "Counter-Strike" folder and select "Paste." Select "Replace all Files" when prompted. Z-Bot installation is now complete. From inside a "Counter-Strike" game, press "H" to open up the Z-Bot menu.