The most common cause for a 45 FPS cap is having "Sync Every Frame" (V-Sync) enabled on a monitor that isn't running at a standard 60Hz or 120Hz. If your monitor's refresh rate is fluctuating or set to a non-standard value, V-Sync may lock your FPS to a lower fraction like 45.
: Turn VSync OFF in both gameplay and menu settings to remove potential refresh rate syncing issues. 5. Third-Party Software Interference cod mw3 45 fps fix
: Especially on laptops, the game may default to integrated graphics instead of your dedicated Nvidia or AMD card. The most common cause for a 45 FPS
If you are still stuck at 45 FPS after all six phases, your Windows installation likely has corrupted DirectX 12 drivers. Run a in Command Prompt as Administrator, followed by a clean install of your GPU drivers using Display Driver Uninstaller (DDU) in Safe Mode. Run a in Command Prompt as Administrator, followed
Navigate to the game’s installation folder, usually under players .