How To Fix Vanguard User Mode Service High CPU?

We will provide information on how to fix the issue where Riot Client users encounter Vanguard User Mode Service high CPU in task manager.

How To Fix Vanguard User Mode Service High CPU?
How To Fix Vanguard User Mode Service High CPU?

Riot Client users state that Vanguard User Mode Service encountersahigh CPU problem in the task manager and the computer slows down due to this situation. If you are facing suchaproblem, you can findasolution by following the suggestions below.

  1. Why is Vanguard User Mode Service Taking High CPU?
  2. How To Fix Vanguard User Mode Service High CPU
    1. Close Unnecessary Applications
    2. Turn off Discord Hardware Acceleration
    3. Set Priority
    4. Reinstall Vanguard
    5. Set Vanguard as Exception
    6. Reload Game

Why Does Vanguard User Mode Service Take High CPU?

Vanguard User Mode Service High CPU

Riot Vanguard is an application developed to block many cheating software.

Although Riot games are not open, it is constantly working in the background to prevent cheating software.

With Riot Vanguard software turned off, no game will run and give an error.

The reason for encountering the Vanguard User Mode Service high CPU issue may be due to some 3rd party applications running in the background.

Also, the Vanguard User Mode Service crashing or running in the background can cause high CPU.

For this, we will give you information on how to fix the Vanguard User Mode Service high CPU problem.

How To Fix Vanguard User Mode Service High CPU

To fix this error, you can find the solution to the problem by following the suggestions below.

1-) Close Unnecessary Applications

Some 3rd party software running in the background will cause the Vanguard application to constantly scan for 3rd party software and cause you to encounter high CPU issues.

For this, close the unnecessary 3rd party applications running in the background with the help of the task manager and check if the problem persists.

2-) Turn off Discord Hardware Acceleration

We can fix the problem by turning off the Discord hardware acceleration and game interface option.

  • Run the Discord app.
  • Then access the "Settings" menu.
  • Click on "Advanced" on the left side of the menu.
  • If the "Hardware acceleration" option is enabled, disable it.
  • Then click on "Game Interface" on the left.
  • If the "Enable in-game interface" option is active, disable it.

After performing this operation, check if the problem persists.

3-) Set Priority

The normal running of Vanguard at high priority can cause high CPU.

For this, we can fix the high CPU by making the Vanguard app run at low priority.

  • Open the task manager.
  • Then right click on "Vanguard tray notification." and click on "Go to details".
  • Right-click on "vgtray.exe" on the screen that opens, and select "Set priority" and change it to "Low".li>

After changing the priority to low, let's set the Set affinity option.

  • Right click on "vgtray.exe" again and click on "Set affinity".
  • Disable all CPUs except "CPU 0" in the new window that opens.
  • Click the "OK" button to save.

Set Priority

4-) Reinstall Vanguard

By reinstalling the Vanguard app, we can avoid crashes or other errors.

  • First of all, type "Services" in the start search screen and open it.
  • Right-click the "vgc" service in the new window that opens and click "Stop".
  • Then type "Add or remove programs" into the start search screen.
  • Type "Riot Vanguard" in the search field of the screen that opens.
  • Then click "Riot Vanguard" and click "Uninstall".
  • Confirm and remove the warning by saying "Yes" to the warning in the new window that opens.

After the uninstall is complete, run the Riot Client and wait for the Vanguard client to install.

After Vanguard is installed, you can check by restarting the computer.

5-) Set Vanguard as Exception

Windows Defender's constant monitoring of the Vanguard application in the background can cause Riot Vanguard's high CPU issue.

For this, we can eliminate the problem by adding Riot Vanguard as an exception.

  • Type "Virus and threat protection" into the start search screen and open it.
  • Click on "Manage settings" on the screen that opens.
  • Then scroll down and click "Add or remove exceptions".
  • Click on "Add exception" on the screen that opens and click on "Folder".
  • Then find and select the Riot Vanguard folder. Usually the folder is located in the location we left it below.
    • C:\Program Files\Riot Vanguard
  • After adding Riot Vanguard as an exception, let's set the Windows Defender Firewall.

We can fix the problem by adding Riot Vanguard safely through the Windows Defender Firewall.

  • In the start search screen, type "Windows Defender Firewall" and open it.
  • Click on "Allow an app or feature to bypass Windows Defender Firewall" on the left side of the screen that opens.
  • Click the "Change Settings" button in the menu that opens.
  • After clicking the button, click the "Allow another application" button below.
  • Click the "Browse" button on the screen that opens.
  • Then access the Riot Vanguard folder. Usually the folder is located in the location we left it below.
    • C:\Program Files\Riot Vanguard
  • Then select the program "vgc.exe" and click the "Add" button.
  • After this process, click the "Browse" button in the same way and add the program "vgtray.exe" located in the Riot Vanguard folder.

Click the "OK" button to save the settings and restart the computer to check if the problem persists.

6-) Reload the Game

You can eliminate the problem by uninstalling the game you are playing via Riot Client and installing it onadifferent disk.

To uninstall the game, type "Add or remove programs" in the start search screen and open it.

Type the name of the game you want to remove in the search section of the screen that opens and remove it.

After the uninstall is complete, download the game again and check by installing it onadifferent disk.

For example, if you have previously installed the game on the "D:\" disk, you can check it by installing the game on the "C:\" disk.

Yes, friends, we have solved our problem under this title. If your problem persists, you can ask about the errors you encounter by entering our FORUM platform.