LoL Error Fix: “We couldn’t install a required dependency” Issue

Kyuma |  Published: May 24, 2024
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Learn how to fix the “We couldn’t install a required dependency” error in League of Legends with this simple step-by-step guide.

League of Legends has captivated millions of players worldwide. However, sometimes players may encounter an error message that reads, “We couldn’t install a required dependency,” which can prevent them from launching and enjoying the game.

This article will provide a step-by-step guide on how to fix this issue and get back to playing League of Legends without any hassle.

Understanding the “We couldn’t install a required dependency” Error

Understanding the "We couldn't install a required dependency"  Error
Image Credits: GameWitted

The “We couldn’t install a required dependency” error in League of Legends typically occurs when there is an issue with the Riot Vanguard, a system that helps maintain the game’s integrity and prevent cheating.

When this error appears, it means that the game is unable to properly install or access the necessary files required for Riot Vanguard to function correctly.

How to Fix “We couldn’t install a required dependency” Error in League of Legends?


To resolve the “We couldn’t install a required dependency” error in League of Legends, follow these simple steps:

  • Step 1: Locate the Riot Vanguard Folder: Start by opening the File Explorer on your computer. Navigate to the directory where League of Legends is installed, which is typically in the C drive or the drive where you chose to install the game. Once you are in the game’s directory, open the “Program Files” folder and then locate the “Riot Vanguard” folder.
  • Step 2: Run the vgtray.exe File: Inside the “Riot Vanguard” folder, find the file named “vgtray.exe” and double-click on it to run the program. This file is responsible for managing the Riot Vanguard system.
  • Step 3: Exit Riot Vanguard: After running the vgtray.exe file, look for the Riot Vanguard icon in your system tray, which is usually located in the bottom-right corner of your screen. Right-click on the Riot Vanguard icon and select the option to exit or quit the program.
  • Step 4: Uninstall Riot Vanguard: Now, open the Control Panel on your computer. In the Control Panel, look for the “Programs and Features” or “Uninstall a program” option, depending on your operating system. Click on it to view the list of installed programs on your computer. Scroll through the list until you find “Riot Vanguard.” Right-click on “Riot Vanguard” and select “Uninstall” to remove it from your system.
  • Step 5: Restart Your Computer: After uninstalling Riot Vanguard, it is important to restart your computer.
  • Step 6: Launch League of Legends: Once your computer has restarted, open the League of Legends client and attempt to launch the game. The client will automatically detect that Riot Vanguard is missing and will proceed to reinstall it. This process will ensure that the necessary files are properly installed and configured, resolving the “We couldn’t install a required dependency” error.