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Lidia Rozo
2023-11-09 01:22:14

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Learn How To Fix Modern Warfare 3 Error Code 0x00001338(12488)N with ease using our comprehensive guide.


Encountering error codes while gaming can be frustrating, especially when it interrupts your gameplay. But fear not! In this comprehensive guide, we will walk you through the steps to resolve the Modern Warfare 3 error code 0x00001338(12488)N. By following these simple instructions, you'll be back in the game in no time.

How To Fix Modern Warfare 3 Error Code 0x00001338(12488)N


Step 1: Update Your Graphics Drivers


To ensure optimal performance and compatibility, it is crucial to have up-to-date graphics drivers. Graphics drivers act as a bridge between your hardware and the game, translating instructions from the game into actions on your screen. Outdated drivers can cause conflicts and result in error codes. To update your graphics drivers, follow these steps:


  • 1. Visit the manufacturer's website: Depending on your graphics card, visit the NVIDIA or AMD website to find the latest compatible drivers for your specific graphics card. Look for the support or drivers section on their website.
  • 2. Locate the correct drivers: On the website, locate the drivers that are compatible with your graphics card and operating system. Download the drivers to your computer.
  • 3. Install the drivers: Once the drivers are downloaded, run the installation file and follow the on-screen instructions to install the drivers. It is recommended to choose the "Custom" or "Advanced" installation option to have more control over the installation process.
  • 4. Restart your computer: After the installation is complete, restart your computer to apply the changes. This will ensure that the new drivers are properly loaded.


Step 2: Disable Super Resolution


Sometimes an overloaded CPU can cause the Super Resolution feature to interfere with Modern Warfare 3, resulting in error code 0x00001338(12488)N. To disable Super Resolution, follow these steps:


  • 1. Open the Nvidia Control Panel: Right-click on your desktop and select "Nvidia Control Panel" from the context menu.
  • 2. Locate "DSR – Factors": In the Nvidia Control Panel, navigate to the "Manage 3D Settings" section. Look for "DSR – Factors" in the options.
  • 3. Uncheck the box next to "Super Resolution": In the "DSR – Factors" section, uncheck the box next to "Super Resolution" to disable it.
  • 4. Apply the changes: Click on the "Apply" button to save the changes you made.
  • 5. Close the control panel: Once the changes are applied, close the Nvidia Control Panel.

Step 3: Edit the Windows Registry




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Editing the Windows Registry may sound intimidating, but don't worry – just follow these steps carefully:


  • 1. Press the Windows key + R on your keyboard: This will open the Run dialog.
  • 2. Type "regedit" (without quotes) into the Run dialog: Press Enter to open the Registry Editor.
  • 3. Navigate to the GraphicsDrivers key: In the Registry Editor, navigate to HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Control\GraphicsDrivers. You can simply copy and paste this path into the Registry Editor's address bar.
  • 4. Create a new key if necessary: Right-click on GraphicsDrivers. If it does not exist, create a new key by right-clicking on Control and selecting New > Key. Name it GraphicsDrivers.
  • 5. Create a new DWORD (32-bit) value: Right-click on GraphicsDrivers and select New > DWORD (32-bit) Value.
  • 6. Name the new value "TdrDelay": Double-click on the new value and name it "TdrDelay" (without quotes).
  • 7. Set the value to 8: Double-click on "TdrDelay" and set its value to 8. This value represents the number of seconds that the operating system waits before it resets the graphics card driver.
  • 8. Save the changes: Click OK to save the changes you made in the Registry Editor.

Step 4: Delete and Reinstall Steam


To ensure a fresh installation, we'll need to delete some files before reinstalling Steam. Here's how:


  • 1. Close Steam completely: Right-click on the Steam icon in the system tray and choose Exit. Make sure Steam is not running in the background.
  • 2. Navigate to your Steam installation directory: Open File Explorer and navigate to your Steam installation directory. By default, it is located at C:\Program Files\Steam.
  • 3. Delete files and folders: Within the Steam installation directory, delete all files and folders, except for the "steamapps" and "userdata" folders. These folders contain your game files and settings.
  • 4. Uninstall Steam: Open the Control Panel or go to Apps & Features in the Settings menu. Locate Steam in the list of installed programs and uninstall it. Follow the on-screen instructions to complete the uninstallation process.
  • 5. Restart your computer: After uninstalling Steam, restart your computer to ensure that any remaining processes or files are cleared.
  • 6. Download the latest version of Steam: Visit the official Steam website (https://store.steampowered.com) and download the latest version of the client.
  • 7. Install Steam: Run the installation file you downloaded and follow the provided instructions to install Steam on your computer.
  • 8. Restart your computer again: After installing Steam, restart your computer one more time to ensure that all changes are properly applied.

Final Step: Launch Modern Warfare 3


After completing all the previous steps, you should be ready to get back into action! Restart your computer one last time, launch Modern Warfare 3, and enjoy gaming without any pesky error codes.



By following these friendly instructions step by step, you can resolve the Modern Warfare 3 error code 0x00001338(12488)N hassle-free. Remember to keep your graphics drivers updated, disable Super Resolution if necessary, edit the Windows Registry with caution, and perform a clean reinstallation of Steam when needed. Now it's time to jump back into Modern Warfare 3 and experience uninterrupted gaming! With these troubleshooting steps, you can overcome any obstacles that come your way and enjoy a smooth gaming experience. Happy gaming!


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