Outline for “User Mode Service” High CPU Error in Valorant Vanguard. A guide for how to fix this error when your Valorant Vanguard program crashes.

Are you experiencing the “User Mode Service” high CPU error in Valorant Vanguard? Don't worry, because this guide will teach you how to fix this issue.

Valorant Vanguard is a Riot Games’ security and anti-cheat system for the popular Valorant shooter game. It is necessary for the game to run properly, but sometimes it can cause problems, such as the “User Mode Service” high CPU error. In this article, we will explain what causes this error and how to fix it.

First of all, let’s discuss the cause of the “User Mode Service” high CPU error. This error is caused by the Vanguard program, which is installed automatically when you launch Valorant. The program runs in the background and can cause high CPU usage. This can lead to performance issues and even crashes.

Fortunately, you can fix this issue by reinstalling the Vanguard program. To do this, open the command prompt and run the following commands: “sc delete vgc” and “sc delete vgk”. This will delete the program from your computer and allow you to reinstall it.

Steps to Reinstall the Program



Once you have deleted the program, you can follow these steps to reinstall it:


  • Open the Windows search and look for “cmd”.
  • Right-click on the “cmd” icon and select “Run as administrator”.
  • Close Valorant and the Riot Client.
  • Type “sc delete vgc” and press “Enter”.
  • Type “sc delete vgk” and press “Enter”.
  • Launch Valorant again and the CPU issue should be fixed.


    • If the issue persists, you can try uninstalling the program. To do this, open the Control Panel and find “Riot Vanguard”. Select it and uninstall it. Once it is uninstalled, launch Valorant again and the issue should be resolved.


    In conclusion, the “User Mode Service” high CPU error in Valorant Vanguard can be fixed by reinstalling the Vanguard program or uninstalling it. We hope this article has been helpful in resolving your issue.



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