How to Fix COD Warzone 2 and Modern Warfare 2 Dev Error 11557

Therefore, we recommend that Texture Streaming be disabled. Moreover, disabling V-Sync and lowering other graphic options can improve game smoothness.

Fix 3: Verify the Integrity

This could be why COD Warzone 2 and Modern Warfare Dev error 11557 because of damaged or missing files. For this reason, the following steps must be taken to ensure that the game files are valid:

• Before you can get started, you need to install the Battle.net client on your computer.
• Then click on Call of Duty: MW Options.
• Then click Scan & Repair.
• From the menu, select Begin Scan.

Start the game again after completing the verification to see if the crash issue has been resolved. Here are some other fixes you can try if the above ones don’t work.

Fix 4: Shift to DirectX 11

It has been reported that some players have experienced a specific DirectX error causing Warzone to crash. To play the game smoothly, it is recommended that all players upgrade to DirectX 11. You can switch between DirectX 11 and DirectX 10 by following these steps:

• Launch Blizzard Battle.net to begin.
• Choose Call of Duty: MW and then click Options.
• Ensure the Additional Command Line Arguments box is checked in the Game Settings.
• Put -D3D11 in the textbox.
• Save the changes by clicking Done.

Once the system has been refreshed, restart it. Check if the dev error 11557 has been resolved after restarting COD: Warzone.

Fix 5: Update the Graphics Driver

Keep an eye on your to-do list when updating graphics drivers. The following instructions will help you manually update your Graphics Driver and fix COD Warzone 2 and Modern Warfare 2 Dev error 11557 problems.

• Visit the official website of your graphics card manufacturer.
• For Nvidia graphics users: Nvidia’s official site
• For AMD graphics card users: AMD website
• Then, to do this, you will need to download and install the most recent graphics driver.

The GPU driver can also be updated automatically by following these steps:

1. The first step is to expand the Display tab in Device Manager. 
2. Choose Update from the drop-down menu when you right-click the GPU name.

After updating, check if COD Warzone 2 and Modern Warfare 2 Dev error 11557 get fixed.

Fix 6: Disable Overlay

Even though the overlay feature has numerous advantages, it can also cause problems in the game due to its crashing tendency. Therefore, you should disable it while playing. Listed below are instructions for disabling the GeForce Experience overlay. It can, however, already be disabled, in which case you should proceed with the steps below.

• To begin, open GeForce Experience.
• Then, in the upper right corner, click on the settings icon.
• Disable In-game Overlay by toggling it off.

Fix 7: Run as Administrator

You have two options if you want to run Warzone as an administrator. You’ll need to right-click the Warzone shortcut icon on your desktop for the first step. From the drop-down context menu, choose Run as Administrator.

Alternatively, 

1. To get started, right-click on the shortcut icon and choose Properties from the menu that appears. 
2. Select the Compatibility Tab from the Properties window and tickmark the box next to Run as Administrator. 
3. After this, click on the Apply button and then OK.

If the Warzone keeps crashing issue on Windows 10/11 PC has been resolved, you can run the game again.

Fix 8: Reinstall The Game

If you’ve tried all the above fixes and are still experiencing the COD Warzone 2 and Modern Warfare Dev error 11557 problems on Windows 10/11 PC despite meeting the minimum system requirements, try reinstalling it. There is no doubt that this will solve the issue of Warzone crashing. Let’s see if this works.

Fix 9: Contact the Support Team

If you have no luck resolving this problem, you have no choice except to contact the COD support team. So, you can contact them and ask them about this issue; they will surely help you resolve it. 

So, that’s how to fix the COD Warzone 2 and Modern Warfare Dev error 11557. We hope that this guide has helped you. Meanwhile, if you need more details, let us know in the comments below.