You can't launch Modern Warfare 3 without first launching Modern Warfare 2 : r/PS5

Call of Duty Modern Warfare 3 Beta: Start Dates, How To Enter and More

Modern Warfare 3 won't be a PS5 expansion, but it will look like one

Call of Duty: Modern Warfare III Editions FAQ

Call of Duty: Modern Warfare 2 Season 2 adds just two new 6v6

Why is Modern Warfare 3 Installing Shaders Every Time I Play

Modern Warfare 3 Install You Are Missing One or More Multiplayer

Modern Warfare 3 won't be a PS5 expansion, but it will look like one

Call of Duty: Modern Warfare 3 Review - Getting The Hell Out Of

List of Bugs and Bug Fixes Modern Warfare 2 (MW2)｜Game8

Call of Duty Modern Warfare 3: How to Access the Open Beta Early - IGN