If you are having trouble playing Counter-Strike: Global Offensive (CS:GO) and keep getting the “Failed to join session” error, there’s no need to worry. This is one of the most common issues encountered by CS:GO players, but it can easily be fixed.
In this blog, we will share the best ways on how to find the causes and the fixes to this error so you can play again without any disruptions.
How to Fix the "Failed to Join Session" Error on CS:GO
Fix #1: Restart Your PC and Launch the Game Again
One of the simplest and most effective solutions for the ‘Failed to join session’ error is to restart your PC and launch the game again.
This will help clear out any temporary files or settings that may be causing the error. Restarting your computer may also have the added benefit of helping resolve any other issues you may be having with your PC.
Fix #2: Restart Your Router and Configure Its Advanced Settings
Another possible solution is to restart your router and configure its advanced settings, especially if it has been running for an extended period of time.
Restarting your router will reset its settings and may help resolve the “Failed to join session” error. Additionally, you may want to check the router’s advanced settings to make sure they are configured correctly.
Fix #3: Update Your Game Drivers
The ‘Failed to join session’ error can also be caused by outdated game drivers. To ensure that your game drivers are up to date, you should regularly check for updates and install them when they become available.
This can be done manually through your PC’s device manager  or automatically through a third-party driver updating program.
Fix #4: Verify Your Game File's Integrity Using the Steam Launcher
If you are still having trouble with the ‘Failed to join session’ error, you may want to try verifying your game file’s integrity using the Steam Launcher. This will help ensure that your game files are not corrupted or missing.
To do this, simply open up the Steam Launcher and navigate to the game’s properties. From there, select ‘Verify integrity of game files and wait for the process to finish.
Fix #5: Reinstall CS:GO
If none of the above solutions work, you may want to try reinstalling CS:GO. This can help resolve any issues with the game itself and may fix the ‘Failed to join session’ error.
To do this, simply uninstall the game from your PC, restart your computer, and then install the game again.
The ‘Failed to join session’ error in CS:GO can be incredibly frustrating, but it can be fixed. Here, we outlined working solutions, which include restarting your PC and router, updating your game drivers, verifying your game file’s integrity, and reinstalling CS:GO.
If you are still encountering this error, we recommend contacting a technical support representative for help.