MW3Ā Disc Read Error 8.7 is often associated with the Zombies game mode and has affected many players. Most have been getting this error after the recentĀ Modern Warfare 3Ā update. The root cause of this error is missing game files. So, the first solution is quite obvious – you need to download and install missing files to fixĀ MW3Ā Disc Read Error 8.7. However, it seemsĀ ActivisionĀ has made it a bit tricky. So, let’s look at some possible solutions.
Possible Solutions to MW3 Disc Read Error 8.7

The only workable solution to resolve this error isĀ downloadingĀ WarzoneĀ andĀ MW3, both games.Ā This is because, after the recent update,some of theĀ MW3Ā files have been moved to theĀ Warzone. Therefore, downloading both games will ensure all necessary files are presented and resolve the error.
Some other solution methods are cleaning the disc, replacing the disc, testing the disc in another console, updating the game files, and allowing the game in your firewall settings. However, these are not guaranteed methods. Sometimes, you can fixĀ MW3Ā Disc Read Error 8.7 with these methods, but they do not usually work.
We are not sure exactly why Activision made some game files ofĀ MW3Ā only available throughĀ WarzoneĀ after the update. It might have been an oversight or a deliberate decision. Either way, it has caused inconvenience to players experiencing this error.
The solution presented to fix theĀ MW3Ā Disc Read Error 8.7 has angered some, who complain that the game is forcing players to installĀ Warzone. Some believe this results from insufficientĀ WarzoneĀ players, leading to the company ‘making’ players download it. Some said they won’t playĀ WarzoneĀ because battle royal games are repetitive. Also, one player suggested that sellingĀ WarzoneĀ as a standalone game would be a better solution. Because then they can see the actual numbers and how theĀ WarzoneĀ performs.