If you have tried to launch CS: GO and got the “fatal error failed to connect with local steam client process” error, then your game files are either corrupted or missing.
Fix 1: Verify the integrity of CS: GO files
You can fix this error by verifying the integrity of CS: GO game files.
- Launch Steam client.
- Go to the left menu where the games are listed and select CS: GO.
- Right-click on it and choose Properties.
- Select “Local files” tab.
- Left-click “Verify the integrity of game files” button.
- Restart Steam client.
Now you won’t see “fatal error failed to connect with local steam client process” error again.
Enjoy CS: GO 🙂