Razer Cortex is designed to help you improve your game performance on PC. However, some users complain an issue that Razer Cortex is crashing gaming on Windows for some reason. How to fix Razer Cortex crashing games? Let’s read this MiniTool guide.
Razer Cortex Crashing Games
Razer Cortex is Razer’s gaming optimization software, designed to help gamers squeeze extra frames out of their rigs. It receives many favorable reviews. For instance, some users praise this tool for doing a good job of boosting performance by allowing their game to use more RAM.
However, every coin has two sides. Razer Cortex is somehow not working as expected for some users and crashing games on Windows PC. How did this crashing problem happen? There are several potential causes:
- Too many background programs and services affect Razer Cortex running.
- In-game overlays overload your system.
- System resources – CPU, GPU, RAM – overconsume.
- Corrupted or outdated Windows builds or hardware is not compatible with the tweaks performed by Razer Cortex.
How to fix this issue? The following text will list a couple of solutions for reference.
How to Fix Razer Cortex Crashing Games
Fix 1. Update Windows OS
Windows updates often include patches that fix bugs and improve system stability. Ensuring your system is fully up-to-date can resolve conflicts that might trigger crashes. Follow the steps to update your system:
Step 1. Press Win + I to fire up Settings.
Step 2. Choose Update & Security > Windows Update.
Step 3. Click on Check for Updates and download & install any new updates.
Fix 2. Disable Overlay
The in-game overlay is designed to display real-time performance metrics such as FPS and CPU usage. However, this feature can sometimes overload resources or conflict with other graphical processes, leading to game crashes. Here’s how to disable it:
Step 1. Launch Razer Cortex and go to the IN-GAME tab.
Step 2. Locate and turn off the CUSTOM DISPLAY option.
After that, check if your game works fine.
Fix 3. Disable Auto Boost
Auto Boost is intended to automatically optimize your PC performance. However, in a state where system resources are already strained or when certain background processes are running, it could result in game crashing on Windows. Turning off it may help:
Step 1. Go to Razer Cortex and find the GAME BOOSTER tab.
Step 2. Navigate to the Auto-Boost option and toggle it off.
Fix 4. Check Resource Usage
High consumption of CPU, GPU, and memory not only affects game performance but can also lead to Razer Cortex crashing games. Let’s see how to check it:
Step 1. Press Ctrl + Shift + Esc to open Task Manager.
Step 2. It will show up the real-time graphs of CPU, memory, and GPU usage. Check if there are any processes hogging resources. If yes, consider terminating it.

After that, launch your game again to see if this move works.
Fix 5. Uninstall Razer Cortex
If Razer Cortex crashing games still exist after practicing the above methods, then some underlying software corrupted files or faulty configurations should be the root causes. A clean uninstallation might resolve those deep-seated issues in Razer Cortex. Follow the steps:
Step 1. Press Win + S to open Windows Search.
Step 2. Type control panel and hit Enter to launch it.
Step 3. Look for Uninstall a program under Programs to uninstall Razer Cortex.
Step 4. Upon the uninstallation, restart your computer and then download & install the latest version from the official source.
After a clean reinstallation, open Razer Cortex and your game to see if they work as expected.
Also read: How to Uninstall Programs on Windows 11? Follow the Guide!
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Final Words
Implementing these practices can not only solve the Razer Cortex crashing games issue but also significantly optimize your PC performance and gaming experiences and reduce the likelihood of facing crashes.
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