DirectX Runtime Error in Valorant is a recurring issue since the closed beta days. If you have been running into the issue lately, it is due to your graphics card drivers that may need a reinstall or an update. Fixing it takes only a few minutes, and it gets rid of the DirectX Runtime Error in Valorant for good. Before updating your graphics card and DirectX, it is recommended to uninstall Riot’s Vanguard anti-cheat. The anti-cheat will be reinstalled and activated automatically when you next update Valorant. Here is how you can fix DirectX Runtime Error in Valorant.
To fix DirectX Runtime Error in Valorant, you must uninstall Riot Vanguard.
Riot Vanguard will be automatically reinstalled when you next launch Valorant after updating your graphics card drivers.
Once your graphics card drivers are updated, restart your computer and launch Valorant. It will take a few seconds to re-download Riot Vanguard, and you should no longer get the DirectX Runtime Error in Valorant.