1. Download CS:GO 2018 (March)
https://drive.google.com/file/d/1KVrl11pDXaLnVPPtfQHCJpeCbQNlmBfU/view
2. After, unzip this file. Go to Steam LIBRARY, and in left down corner press.
2.1 Press"ADD A GAME"
2.2 Press"ADD A NON-STEAM GAME"
2.3 Press "BROWSE"
3. Look for csgo.exe, in downloaded...