1. Make sure that your computer is up to date with the latest patches and software.
  2. Try playing the game on a different computer if you have one.
  3. If you are having problems with your graphics card, try changing it out for a new one or buying a new one.
  4. If you are having problems with your internet connection, try changing your router or modem.

Ways to Fix DEV ERROR 6066 in Call of Duty MW/Warzone

Use DirectX 11

Open the Blizzard Battle.net client and log in to your account.

In the options screen, you can change the graphics settings for your game. The most important setting is the resolution, which affects how big the image is. You can also choose to play in windowed or fullscreen mode.

-d3d11 -v This will run the game with the latest driver.

If the error code is now gone, run the game again and see if there are any new errors.

Restart your computer

If you still experience problems after restarting your computer, it may be helpful to try troubleshooting the problem by using one of the following methods: -Check the system logs to see if there are any errors or warnings that might have been missed during the computer’s previous startup. -Check the system files to see if they have been changed since your last visit. -Try a different browser or application.

Use PC Screen Only

Make sure to close COD Warzone and Battle.net client using Task Manager (CTRL+SHIFT+ESC).Go to the taskbar on your computer and on the lower right corner, click on the Notifications icon.Click on Project.Select PC Screen Only option.Launch COD Warzone again and check for the problem.

Final Words

In short, if you are experiencing DEV ERROR 6066 in Call of Duty MW/Warzone, Infinity Ward has some tips for you. First and foremost, make sure your game is running at its lowest settings and using the maximum amount of VRAM. Additionally, try running the game with basic settings instead of using all the bells and whistles. ..