Cod Mw3 45 Fps Fix |link|

Once the OS-level lock is removed, fine-tune these settings to maintain a stable, high frame rate:

Right-click the executable, select , then the Compatibility tab.

The game may default to a low number of CPU cores, causing a bottleneck that limits FPS.

A common culprit for specific FPS caps is the "Eco Mode" setting introduced in recent updates.

The older engine often suffers from compatibility issues on modern Windows OS (Windows 10/11) that can artificially cap your performance. cod mw3 45 fps fix

Set the value to your monitor’s refresh rate (e.g., seta com_maxfps "144" ) or 0 for unlimited.

Modern hardware features intended to boost performance can sometimes cause severe FPS drops or caps in MW3 depending on the system configuration. : Disable Resizable Bar in your BIOS settings. AMD Users : Disable Smart Access Memory (SAM) in your BIOS. 3. Modify the Renderer Worker Count

Wait at the main menu without entering a match until the progress bar reaches 100%. 5. Disable External Overlay Locks

Save the file and set it to "Read Only" (Right-click > Properties) to prevent the game from reverting it. Summary Checklist for Maximum FPS OFF Display Mode: Fullscreen Exclusive Upscaling: DLSS/FSR Activated Shaders: Reinstalled Drivers: Updated Once the OS-level lock is removed, fine-tune these

If your PC is struggling, lowering settings will stabilize performance.

Disabling this often immediately unlocks your frame rate, though it may introduce some screen tearing. 2. Edit the Config File (For Classic MW3)

Open the game. MW3 will generate a fresh config file with default settings, removing any hidden performance caps. 5. Disable Conflicting Background Overlays

MW3 features sustainability settings designed to reduce power consumption. This feature is the most frequent culprit behind the 45 FPS bug. Launch and open the Settings menu. Navigate to the Graphics tab. Locate the Eco Mode Preset option. Change it from Custom , Low , or Efficient to Off . Restart your game to apply the changes completely. 2. Configure Custom Frame Rate Limits The older engine often suffers from compatibility issues

External settings can override your game's performance targets.

I can provide specific hardware optimization steps based on your setup. Share public link

If you are capped at 45 FPS in the newer title, it is likely due to power-saving modes or specific software limits.