If you are using a community master server to find specific modded or regional servers, the file is usually placed here: [Steam Path]\config\MasterServers.vdf [Game Path]\platform\config\MasterServers.vdf . 3. Fixing an Empty Server List
To prevent Steam from automatically reverting your changes, right-click the new file, select Properties , and check the 2. Clear Your Client Cache Sometimes a stuck cache prevents the list from refreshing. Close Steam entirely. Navigate to your Steam folder and delete the ClientRegistry.blob masterserversvdf cs source download full
Some communities maintain a CS:S package with MasterServerVDF and client fixes. Example sources: If you are using a community master server
Your antivirus may be preventing the game from "pinging" the master list. right-click the new file