These versions of Windows 10 are known to cause stability issues with Call of Duty: Modern Warfare and are not supported by the game as they are no longer supported by Microsoft. We recommend upgrading Windows 10 to Windows version 1809 or newer. Follow the steps below to update your Windows 10.
What are the minimum system requirements for Call of Duty: Modern Warfare 3 on PC? The minimum specs include Windows 10 64-bit, Intel Core i5-6600 or AMD Ryzen 5 1400 CPU, 8 GB RAM, and a 2 GB VRAM video card, along with an SSD with 149 GB available space.