Modern Warfare 3 is an exciting game that has been the talk of the town since its release. As this is an online game, the game has been throwing bugs and issues here and there.

One of the issues troubling users is the Dev Error 12744. This issue is quite annoying and has been troubling several users out there. This issue seems to be happening for no specific reason and ruining the overall user experience.

If you’re facing this issue, then this guide will be helpful. In this guide, you will get to know how to fix Dev Error 12744 in Modern Warfare 3.

Table Of Contents show

How to fix Dev Error 12744 in Modern Warfare 3?

Method 1: Update the game

Most of the time, issues like Dev Error 12744 appear because you’re on an older build of the game. To resolve this issue, you need to ensure that Modern Warfare 3 is updated to the current release. Activision has been releasing patches to resolve various bugs and issues.

Method 2: Check the network connection

Sometimes, your network connection could be affecting the split-screen experience. If you’ve got a weak connection or if the router is causing issues, you should try to move it around. Moreover, you can also use a wired connection to have a more consistent connection.

Method 3: Verify game files

On your gaming platform, you need to find the option for verifying or repairing game files
This will check for corrupted or missing files or replace them
Check if Dev Error 12744 is resolved

Method 4: Clear cache

For consoles, you need to try clearing the cache in Modern Warfare 3
For Xbox, you should power off the console -> unplug the power cable -> wait for 45-60 seconds -> plug it back in
For PlayStation, you should power off the console -> unplug the power cable -> wait for 45-60 seconds -> plug it back in
Check if Dev Error 12744 is fixed

Method 5: Reinstall the game

As a last resort, you should uninstall and reinstall Modern Warfare 3
Make sure that you have backed up important game data before proceeding

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