MW3 (Modern Warfare 3) Disc Read Error 8.7: [Root Cause, Fix]

Many Modern Warfare 3 (MW3) users have recently started reporting Disc Read Error 8.7. If you are also facing this error, then know that this error is coming due to missing some game files. Users started getting this error after the recent MW3 update.

Fix MW3 (Modern Warfare 3) Disc Read Error 8.7

Why is MW3 disc read error 8.7 appearing?

The error is appearing because of missing game files. After a recent update, Activision made some game files of MW3 only available via Warzone. That’s the reason users started facing this error just after this update. The error prevents users from launching into the game’s Zombies mode. 

After inspecting the cause, it turned out that the error was caused by a missing map specifically from MW3.

How to Fix MW3 (Modern Warfare 3) Disc Read Error 8.7?

Activision made some game files of MW3 only available through Warzone. So, to fix the error, you need to follow these steps:

Some files of MW3 have been transferred to Warzone in the recent update, thus from now on, you will have to download Warzone along with MW3. This will ensure that no game files (Missing map) are missing and the error will also be resolved.

After Installing the Warzone, you will also need to reinstall MW3.

Once both games are installed successfully, you can start enjoying your gaming without having the error code.

If unfortunately after installing Warzone and MW3 both the game, the error is still appearing then, contact Activision support for further assistance.

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