Fix Call of Duty Warzone Dev Error 6635 on Windows 10

Call of Duty Warzone is a multiplayer battle royale game. While playing, you may encounter a specific developer error 6635 COD. If so, then don't worry! We bring you a helpful guide that will fix this Call of Duty Warzone Dev 6635 error on your PC. So keep reading!

How to Fix Call of Duty Warzone Dev Error 6635 on Windows 10

Before moving on to the methods of fixing said error, you should know what are the causes of this problem. Some of the possible causes for the said COD Warzone Dev Error 6635 are listed below:

  • Corrupted game files
  • game server latency
  • Game bugs
  • Network connection problem
  • Outdated Drivers

You can check the status of the game server by going to the Activision Online Support Services page. Here you need to select the game as Call of Duty Warzone and check if the server status is online or not. If it says "Online", then there are no problems with the game server.

Method 1: Basic Troubleshooting Methods

Follow these basic troubleshooting methods before moving on to additional steps.

1. Restart your computer

The general way to fix all temporary glitches related to Call of Duty Warzone is to restart your computer. You can restart your computer by doing the following.

1. Enter the Windows Power User menu by simultaneously pressing the Windows + X keys.

2. Now click "Turn off or log out".

3. Finally, click "Restart".

2. Ensure a stable network connection

An unstable and inadequate internet connection results in the Call of Duty Warzone Dev 6635 logs check error, and if there are any obstructions or interference between your router and PC, they can interfere with the wireless signal and cause stability issues. Try running a speed test to check your computer's network speed.

If you suspect that there is an instability issue, check out our guide "Troubleshoot network connection in Windows 10" to fix the same.

3. Update your graphics drivers

To enjoy uninterrupted gaming, all graphics drivers on your PC must be compatible and up to date. If the drivers are outdated or faulty, you need to update all of them. All the latest driver updates are released from their respective official websites, or you can update them manually. Check out our 4 Ways to Update Graphics Drivers in Windows 10 guide to update all drivers and check if you can install game updates.

4. Restart Windows

If your Windows 10 PC has any errors that result in Call of Duty Warzone Dev error 6635 on Windows 10, you might be able to fix the problem by updating your Windows 10 operating system. If you don’t know how to update your Windows 10 PC , follow our guide "How to download and install the latest Windows 10 update" and proceed according to the instructions.

Method 2: Run the game as administrator

You can try running Warzone as administrator and check if Call of Duty Warzone Dev Error 6635 persists or not.

1. Right-click the game's .exe file.

2. Select the "Properties" option.

3. Here, go to the "Compatibility" tab.

4. Then select the Run this program as an administrator check box.

5. Now click Apply > OK to save your changes.

6. Finally, launch the game.

Method 3: Restore Game Files

Here are the steps to repair COD Warzone game files to fix Call of Duty Warzone Dev error 6635.

1. Press the Windows key, type and press the Enter key.

2. Click on the Warzone game icon as shown in the picture below.

3. Now click "Options" (gear icon).

4. Click "Scan and Repair".

5. Click "Start Scan" on the prompt.

Method 4: Reinstall Warzone

Follow the steps below to reinstall Call of Duty Warzone game to fix Dev error 6635 COD.

1. Press the Windows + I keys at the same time to open the Settings app.

2. Click Application Settings.

3. Locate the Call of Duty Warzone and click Remove.

4. Confirm the deletion by clicking the "Delete" pop-up window.

5. After uninstalling the game, restart your PC.

6. Now download the Call of Duty Warzone game from the official website.

7. Run the downloaded file and follow the on-screen instructions to install it on your computer.


We hope this article has been helpful and you have learned how to fix Call of Duty Warzone Dev Error 6635. Please leave your comments in the box below and stay tuned to our website for more such viable solutions. Also, let us know what you would like to know next.

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