The last method for you to fix the Valorant Vanguard anti-cheat has encountered an error on Windows 11 is restarting the VGC service. Do the same thing for Riot Client Services by going to the Riot Client folder and then click OK. Then, check the Private and Public boxes. Go to C:\Program Files\Riot Vanguard\vgc.exe and open it. Step 5: Click the Allow another app button again and then click Browse. Click the Browse button and open the Valorant.exe file. Step 2: Next, choose Allow an app or feature through Windows Defender Firewall. Step 1: Type Control Panel in the Search box to open it. The Windows Defender Firewall may block Vanguard services or games, so please try to allow Valorant and Vanguard services through the Firewall. Solution 4: Bypass Windows Defender Firewall You can refer to this post - Multiple Ways to Disable Avast for PC and Mac Temporarily/Completely.

So if you have installed one on your computer, it is recommended to disable it to fix the error. If you encounter the Vanguard anti-cheat error on Windows 11, the culprit might be third-party antivirus software. Solution 3: Disable Third-Party Antivirus Step 3: After that, go to its official website to download and reinstall it.

Then, follow the on-screen instructions to uninstall it. Step 2: Then, scroll down the menu in the right panel to find Valorant. Step 1: Press the Windows + I keys together to open Settings. You can also try to reinstall Valorant to get rid of the Valorant Vanguard anti-cheat has encountered an error on Windows 11. Step 3: Click Apply and OK to let this change take effect. Step 2: Go to the Compatibility tab and check the Run this program as an administrator box. Step 1: Right-click Valorant on your desktop and choose Properties. Thus, you should run Valorant as an administrator. Read More Solution 1: Run Valorant as an Administratorįirst, you should make sure that there is no other process interfering with the Vanguard service.

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