How To Fix COD Modern Warfare & Warzone Dev Errors 5759 and 6606

The Call of Duty Modern Warfare and Warzone PC video games has plenty of errors or crashes that players can’t even play games most of the time. This issue is happening from a couple of days and now, it seems quite irritating especially when you’ve purchased a game and downloaded a hefty file. Recently, plenty of COD MW and Warzone players have reported that they’re getting Dev error codes. Are you one of them? Check How To Fix COD Modern Warfare & Warzone Dev Errors 5759 and 6606.

If you’re also facing the same error code while launching the game then you can check out some of the possible workarounds that we’ve mentioned below. We assume that any of the tips will help you a lot. Both the Dev Errors 5759 and 6606 are frequently appearing while launching the game. Even restarting the Windows system and reinstalling the game won’t work at all.

Recently I saw a thread in Reddit regarding the Dev Error 5759 where a user encountered this in Warfare

Keep getting Dev Error 5759 after a match starts from r/modernwarfare

What is Dev Error 5759 and Dev Error 6606?

  • Dev Error 5759 – This is a DirectX related error where users will see an error notice like DirectX encountered an unrecoverable error.
  • Dev Error 6606 – It’s a display related error. Ensure that all the device drivers are fully updated to the latest version. You can also try to run the game in 1080p resolution or disable your second monitor as well.

How To Fix COD Modern Warfare & Warzone Dev Errors 5759 and 6606

Minimum Requirements

  • OS: Windows 7 64-Bit (SP1) or Windows 10 64-Bit
  • CPU: Intel Core i3-4340 or AMD FX-6300
  • RAM: 8GB RAM
  • HDD: 175GB HD space
  • Video: NVIDIA GeForce GTX 670 / GeForce GTX 1650 or Radeon HD 7950
  • DirectX: Requires DirectX 12 compatible system
  • Network: Broadband Internet connection
  • Sound Card: DirectX Compatible

Recommended Requirements

  • OS: Windows 10 64 Bit (latest Service Pack)
  • CPU: Intel Core i5-2500K or AMD Ryzen R5 1600X processor
  • RAM: 12GB RAM
  • HDD: 175GB HD space
  • Video: NVIDIA GeForce GTX 970 / GTX 1660 or Radeon R9 390 / AMD RX 580
  • DirectX: Requires DirectX 12 compatible system
  • Network: Broadband Internet connection
  • Sound Card: DirectX Compatible

Also Read

Fix: COD Modern Warfare Multiplayer Missing Data Pack Error

Fix COD Modern Warfare Split Screen Not Working


How To Install Suspended or Missing Data Pack on Modern Warfare

How to Fix COD Modern Warfare Dev Error 6178

How To Fix COD Modern Warfare & Warzone Dev Errors 5759 and 6606

Now, without wasting a further ado, let’s jump into the steps below in order to fix the COD MW and Warzone Dev Errors. Make sure to update/rollback/reinstall the graphics driver, disable overlay apps, disable GeForce Experience, disable Discord overlay, disable game bar or Spotify layout, etc.


1. Update Graphics Driver

To improve the gaming experience or video rendering process quite smoothly, companies always provide updates to their graphics cards as a graphics driver. So, it’s recommended to check for updates and make sure to update the graphics driver by following the guide link below.

2. Rollback Graphics Driver to Previous Version

As we’ve already mentioned that the graphics driver version should be updated whenever available, it’s also worth mentioning that some times the latest update can bring bugs or performance issues. If in case, you’ve recently updated the graphics driver version on your system and started facing the issue, then it’s most probably the graphics driver problem and you should rollback the version. Check the guide here.

3. Reinstall Graphics Driver

Now, if in case, the above-mentioned method doesn’t work for you, then you can try to reinstall the graphics driver.

  • In the search box on the Start menu, type the Device Manager and click on it.
  • Now, right-click on the graphics card name and select Uninstall.
  • Restart your PC.
  • Windows will attempt to reinstall the driver. If not, just manually install the compatible graphics drivers for your respective graphics card/brand.
  • Finally, reboot your system again and check whether the issue is fixed or not.

4. Disable Overlay Apps or Software

If you’re using any software or program with overlay features just like Nvidia GeForce Experience or Windows Game Bar, then you should turn it off or disable the overlay apps from the software. Some times it can cause the Dev Error related issues on your system. If don’t know about Overlay options, it basically offers some of the useful features like video/audio recording, taking screenshots, share menu, instant replay, notifications, broadcasting, and more.


5. Disable GeForce Experience to fix Modern Warfare & Warzone Dev Errors 5759 and 6606

As mentioned above, all the overlay options offer plenty of useful features but these features always run in the background that consumes memory a lot and may occur Dev Errors. So, if you don’t use these features, then you should disable the Nvidia GeForce Experience Overlay.

6. Disable Discord Overlay

The Discord Overlay helps the hardcore gamers to use the Discord Voice & Text options to communicate with other players during the gameplay. It also lets you run certain features like Discord chat, answers Discord calls, joining groups, customizing the gaming interface, etc. However, the Discord Overlay can become more distracting especially in the battle royale games and can also cause Dev Errors. So, you can disable Discord Overlay if you don’t use it.

7. Disable Game Bar on Windows

Microsoft’s Game Bar is a feature that helps the professional or hardcore games to record game footage, broadcasts, and taking screenshots, and more. Just like other overlay programs, the Game Bar can also cause issues with the Call of Duty: Modern Warfare or Call of Duty: Warzone games. So, let’s take a look at the steps below to disable it.

  • Click on the Start menu icon.
  • Then click on the Settings menu (cog icon).
  • Select Gaming > Turn off the Record game clips, screenshots, and broadcast using Game bar toggle.
  • Now, click on the Captures category from the left-pane.
  • Make sure that the Background recording option is turned off.
  • Now, try to launch the Modern Warfare or Warzone game to check whether the issue has been fixed or not.

8. Disable Spotify Layout to fix Modern Warfare & Warzone Dev Errors 5759 and 6606

Spotify is one of the most popular online media service providers. The service app has an overlay feature that offers plenty of options to play with it. However, if you don’t use these features, make sure to turn it off for maximum system performance. In order to disable the Spotify layout:

  • Click on Start menu the PC.
  • Launch the Spotify app or the desktop shortcut.
  • Click on Edit on the top of the window.
  • Next, click on Preferences.
  • Form the Preferences interface, head over to the Display Options.
  • Turn off the Show desktop overlay when disabled toggle.
  • You’re done. Now, check whether you can launch and play the game properly or not.

9. Update your Windows

Make sure to check whether any update is available for your Windows OS or not. If yes, you will get update notification on the taskbar. Click on it and the Windows Update page will appear. However, you can manually check for updates by following the steps below:

  • Click on the Start menu.
  • Select Settings menu > Click on Update & Security.
  • Here you will see Updates available option. Just click on the Download button to start downloading and installing the update.
    • Make sure that the PC/Laptop is connected to the internet and there is enough charge on the Laptop.
  • Once done, you have to reboot your system to install the update and change the effects. During this process, don’t switch off your system.
  • You’re done. Windows will boot into a new system. Now, you can open the Call of Duty Modern Warfare or Warzone game to check for the issue.

That’s it, guys. We hope this guide was helpful to you. If you’ve any queries, let us know in the comments below.

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