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How to Fix: VAC Was Unable to Verify Your Game Session

If you received a message while playing CS2 that said, ‘VAC was unable to verify your game session,’ this guide can help you fix it. It’s important to note that this error does not mean you have been banned from the game. Instead, it is usually caused by a glitch that can be resolved by following the steps in our first method.

In rare cases, you may need to try our secondary method to fix the issue. Don’t worry, our methods are easy to follow and will get you back to playing in no time.

Method 1: Verifying Game Files

Find Counter-Strike: Global Offensive in your Steam Library
Right-click the game and open Properties

Counter-Strike: Global Offensive Game Properties

Open Local Files
Click Verify Integrity of Game Files

After you finish the process, you’ll need to restart your computer. Once it boots up again, the issue should be resolved and you should be able to play CS2 without any problems.

In some rare cases, however, the issue may persist even after trying the first method. If this happens, you’ll need to try the second method to see if it resolves the issue.

Method 2: Reinstalling CS2

Keep in mind that reinstalling CS2 will erase all of your in-game settings, so it’s a good idea to take a screenshot of your settings before following this method. While this method is effective at fixing the issue, it may take longer to complete depending on your internet speed. Despite this, it is worth trying if you are unable to resolve the issue with other methods.

Find CS2 in your Steam Library
Right-click the game and hover over Manage
Click Uninstall

Uninstalling Counter-Strike Global Offensive Steam

A verification window will pop up and click Uninstall

Uninstalling Counter-Strike: Global Offensive

We hope that our guide was helpful and you were able to fix the ‘VAC was unable to verify your game session’ error. If you’re still experiencing the issue, there may be other methods you can try. Click the button below for more information on how to resolve this issue.

More methods to resolve VAC unable to verify game session