Cod Mw3 45 Fps Fix Online

| Problem | Fix Priority | |--------|--------------| | Windowed mode | 1. Fullscreen Exclusive | | NVIDIA Reflex | 2. Turn off “+ Boost” | | DRR in Windows | 3. Disable Dynamic Refresh Rate | | Config file lock | 4. Edit FrameRateLimit to 0 |

Most users solve this in under 2 minutes with steps 1–3. For the rest, the config edit or driver rollback kills the 45 FPS curse for good.

🎮 Now go drop some kills without feeling like you’re wading through mud.

To fix the issue where Call of Duty: Modern Warfare 3 (MW3) is locked at 45 FPS, you should primarily disable VSync (Sync Every Frame) in the game's video options and ensure your graphics drivers are updated

. This cap often occurs due to synchronization conflicts or outdated configuration files. Top Fixes for the 45 FPS Lock Disable VSync cod mw3 45 fps fix

: In the game settings, look for "Sync Every Frame" and turn it off. You can also disable VSync globally in the NVIDIA Control Panel AMD Software Modify Config Files

: For older versions of MW3, navigate to your "players" folder and locate config.cfg config_mp.cfg . Use a text editor to ensure seta com_maxfps

is set to a higher value, such as "0" (unlimited) or your monitor's refresh rate (e.g., "144"). Disable Fullscreen Optimizations : Right-click the MW3 executable file, go to Properties Compatibility , and check the box for "Disable fullscreen optimizations" Adjust BIOS Features : Some players find that turning off Resizable BAR (NVIDIA) or Smart Access Memory (SAM)

(AMD) in their BIOS settings resolves unusual performance caps in newer MW3 builds. Check Launch Options : On Steam, right-click the game > Properties Launch Options -refresh 60 | Problem | Fix Priority | |--------|--------------| |

(or your preferred refresh rate) to force the engine to recognize your monitor's capability. General Performance Boosts Update Drivers : Use official tools like NVIDIA GeForce Experience to ensure your GPU drivers are current. Power Settings : Set your PC’s power plan to High Performance

in the Windows Control Panel to prevent hardware downclocking during gameplay. Hardware Monitoring

: Ensure your system isn't overheating, as thermal throttling can cause sudden and consistent FPS drops. in-game graphics settings

to further optimize your frame rate once the cap is removed? 🎮 Now go drop some kills without feeling

Conclusion: The 45 FPS lock in MW3 is almost always fixable without hardware upgrades. Start with VSync and Power Plan, then move to VRAM and config file resets. In 90% of user reports, disabling half-rate VSync in the GPU driver alone restores normal framerates.

Even with GSync/FreeSync off, the game sometimes forces VRR.

Fix (NVIDIA):

Fix (AMD):