Valorant is a popular first-person shooter game that has gained a massive following since its release. Like any other online game, Valorant uses an anti-cheat system called Vanguard to maintain a fair and enjoyable gaming experience for all players. However, sometimes players encounter an error code 128, indicating that the Vanguard anti-cheat system is not initialized, which can prevent them from playing the game. This error can be frustrating, and many players have been looking for ways to fix it. In this guide, we will discuss the possible causes of the Valorant Vanguard Not Initialized Error code 128 and provide some effective solutions to help you get back in the game.
Fix Valorant error code 128
If you’re an avid player of the popular game, Valorant, you may have encountered the “Vanguard not initialized” error. This 128 error code is commonly caused by issues with the game’s anti-cheat system, Vanguard. Here are some steps you can take to fix the Error code 128:
Method 1: Disabling Windows Testing Mode
- Disable the Windows Test Signing mode by opening the Command Prompt (Admin) or PowerShell (Admin), and typing the following commands:
bcdedit -set TESTSIGNING OFF
bcdedit -set NOINTEGRITYCHECKS OFF
- Reboot your computer and open Valorant to see if the issue has been resolved.

Method 2: Setting the Services to “Automatic”
- Open Command Prompt (Admin) and enter the following commands:
sc config vgc start= demand
sc config vgk start= system
- Restart your computer and enter the following command to start Vanguard manually:
sc query vgc
sc query vgk
net start vgc

- Check to see if the issue persists.
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Method 3: Repairing Valorant
- Download the Valorant Installer and select the location where Valorant is installed.
- Click the “Install” button and select “Repair” if prompted.
- Restart your computer and check to see if the issue has been resolved.
Method 4: Verifying Drivers
- Open the Run program and type “sigverif” to start the File Signature verification.

- Wait for the program to finish and update or remove any unsigned drivers.
- Check to see if the issue persists.
Method 5: Turning on Data Execution Prevention
- Open Command Prompt (Admin) and type the following command:
bcdedit.exe /set {current} nx OptIn
- Restart your computer to turn on DEP.
- Check to see if the issue persists.
Also Read: Fix Dev Error 6034 in Warzone
Final Thoughts:
If none of these methods have worked, you can contact Valorant support for further assistance. Alternatively, you can try using a repair tool like Restoro, which can scan your system for corrupt or missing files and optimize your system for maximum performance.
By following these simple steps, you can fix the Vanguard not initialized error code 128 and get back to playing Valorant without any issues.