Windows Blue Screen after 4/11 Update: How to Fix Performance Issues

The recent update to Windows 11 version 23H2 has brought about a flurry of issues for some users, with many reporting significant reductions in processor and graphics performance. If you're one of the unlucky ones experiencing CPU slowdowns or GPU problems like sudden stutters and drastic FPS drops after upgrading, fear not – we've got you covered.

According to user reports, resetting the Windows Security app may be the solution to resolving these pesky performance issues. In this guide, we'll walk you through the steps to reset the Windows Security app and potentially fix your CPU and GPU woes.

To start, open Windows Security from the Start menu or by searching for it in the search bar. Navigate to Device Security > Core isolation details, and toggle the 'Memory Integrity' feature on. This may help improve performance issues.

Next, you'll need to reset the Windows Security app using PowerShell (run as administrator). To do this, follow these steps:

1. Open PowerShell with admin rights.

2. Type in the following command: `Get-AppxPackage Microsoft.SecHealthUI -AllUsers | Reset-AppxPackage`

3. Press Enter to execute the command.

By resetting the Windows Security app and enabling 'Memory Integrity,' you may be able to resolve performance issues on your Windows 11 version 23H2 system. If you continue to experience problems, there are additional troubleshooting steps you can take to further optimize your system for better performance.

Windows blue screen after 4 11 update