How to Fix “VAC was Unable to Verify the Game Session” on CS: GO (3 simple methods)

By | April 26, 2020

Gamers get very annoyed while any error pops up while playing. I have been gaming since I was 15 and Counterstrike was one of the best games for PC. Counter-Strike: Global Offensive Aka CS:GO has a large following of gamers since it launches. I’m very sure if you are into gaming you must have definitely tried CS. One common error which has annoyed me while playing CS:GO is “VAC was Unable to Verify the Game Session” which pops up. 

In this article, I will show you how to Fix VAC was Unable to Verify the Game Session on CS: GO with 3 different methods.


First method: Restart Steam client

Steam client on CS: Go has corruption errors which usually cause the error “VAC was Unable to Verify the Game Session” 

Below are the steps to Restart steam client on CS:GO

Step 1: Open Steam Client

Step 2: Click on the Steam client which would find on the top left-hand corner 

Step 3: Click on the Exit

Step 4: Open the steam client again after exit

Step 5: Again go to the top left corner and Go Offline

Step 6: Click Restart In Offline Mode.

Step 7: Again go to the top left and Click Steam > Go Online 

Step 8: Click the Restart and Go online

Step 9: Launch CS:GO and you won’t find the error

If the “VAC was Unable to Verify the Game Session” error is still appearing on the screen don’t be worried we have listed two more ways to solve this issue

Method 2: Verify your game files

You can try out this method if the first one does not work it’s simple and won’t take much of your time. I have listed this method as it has solved the error many times and works very well. Below are the steps to solve the VAC verification error on CS: GO

Step 1: Open CS:GO and go to the steam client. Then click on Library

Step 2: Next right click on click on Counter-Strike: Global Offensive > Properties

Step 3: Click on local files > Verify Integrity Of Game Files.

Step 4: The verification of game files take some time and after its completed click close 

Step 5: Open the game and see if the VAC was Unable to Verify the Game Session is gone 

Don’t be disappointed with the error on CS:GO still comes we have listed one more method which can solve the error you are facing. 

Last method: Repair or fix your steam client

The steam client for some of the users of CS:GO can get corrupted which can cause problems. Follow the steps below to repair or fix steam client for VAC was Unable to Verify the Game Session error.

Step 1: The first step is to open the steam client. Open Steam (You will find it on the top left corner)

Step 2: On your Windows PC click the Start button and search for command prompt

Step 3: Right-click and click on the Run as administrator.

Step 4: On the black screen type C:\Program Files (x86)\Steam\bin\SteamService.exe” /repair and press enter.

Step 5: Run the steam client on your system

These are the three methods on How to Fix “VAC was Unable to Verify the Game Session” on your CS:GO. If you are still facing some the same error don’t be disappointed. Comment below and our team would be happy to help you. If you have some additional ways and methods to solve this issue you can comment below.  

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