Counter strike is an awesome game with 3d animation and graphics. It is a nice game for those people who love online and offline shooting games. Condition zero gives a real experience of striking with enemies with guns and grenades. It has two modes multiplayer and single. Infect it also has player LAN settings through which the user could can also play with his friend connected through LAN. Beyond that the user could can also play with the user connected to the main server of counterstrike online and play with those.
Ok get ready for patching first you need maps and you can download it from counter strike site
Download counter strike condition zero maps
After download unzip and open that folder and enter one by one folder and copy and paste it to your installed counter strike conditions folder
Now navigate C:\Program Files\Valve\czero paste all file that you download for example gfx to gfx, sound to sound, maps to maps