The online first person shooter game “Counter-Strike Source” is often updated with new official maps, but there is also a modding community that offers a selection of free maps. Installing these new maps is usually as simple as extracting the contents of the downloaded archive to the “maps” folder of the game – but this is not always the case. To ensure that the maps you download are detected correctly by the game it is important to install all the files to the correct folders. Writer Bio

How to Install Maps in Counter Strike Source - 21