High CPU usage is a common issue experienced by many Windows 11 users, which can lead to slow system performance, excessive heat, and reduced battery life. This problem can be particularly frustrating, as it can make using your computer nearly impossible. Thankfully, there are several methods available to fix 100% CPU usage in Windows 11, which can help to restore normal system functionality.

Fix: 100% CPU usage in Windows 11

Fix 1: Disable Updates from more than one place to fix 100% CPU usage in Windows 11

Navigate to the path Settings > Windows Update > Advanced options > Delivery Optimization.

Fix: 100% CPU usage in Windows 11 SC 1

Fix: 100% CPU usage in Windows 11 SC 2

A screen will appear on which disable Allow downloads from the PCs option.

Fix: 100% CPU usage in Windows 11 SC 3

Fix 2: Update your device driver to fix 100% CPU usage

Click on Start > Device Manager > Action > Scan for hardware changes.

Fix: 100% CPU usage in Windows 11 SC 4

Update device drivers if it is required.

Fix 3: To get good CPU performance set up visual effects

Go to the Start button. Next, click Run. In the Run prompt write SystemPropertiesAdvanced and click OK.

set up visual effects

Then tap on Advanced and click on Settings in the Performance box.

set visual effects in Windows 11

Tap on Visual Effects  and click on Adjust for best performance.

set up visual effects

Click Apply then OK.

Fix 4: Disable startup programs

Right-click on the Start button and select Task Manager. In the window that appeared click on Startup Apps. Right-click on any one program from the list and click Disable.

Fix: 100% CPU usage in Windows 11 SC 5

You can repeat the same steps for other not required apps for your computer.

Fix 5: Modify memory management

Open the Run prompt by right-clicking on the Start button. Type regedit and hit enter.

modify memory management

On the Registry Editor window, navigate to the path:

Computer\HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Control\Session Manager\Memory Management

Click on the Memory Management folder. Right-click on the ClearPageFileAtShutdown option and select Modify.

Fix: 100% CPU usage in Windows 11 SC 6

In the Value data field change the value from 0 to 1.

Fix: 100% CPU usage in Windows 11 SC 7

Click OK and restart your computer.

Fix 6: Disable runtime broker

Goto Settings > System > Notifications > Scroll down and click Additional Settings. Uncheck Suggested ways to get the most out of Windows and finish setting up this device and Get tips and suggestions when using Windows options. Restart your computer to bring changes.

Fix: 100% CPU usage in Windows 11 SC 8

Fix 7: Scan for malware and uninstall unwanted programs

To get 100% CPU usage scan your system with antivirus/malware software. The Antivirus software will automatically detect viruses and clean your system.

Fix 8: Allow the system to manage virtual memory

Open File Explorer > right click on This PC > Properties

Fix: 100% CPU usage in Windows 11 SC 9

Click Advanced system settings > advanced > settings.

Fix: 100% CPU usage in Windows 11 SC 9

Tap Advanced tab > Change > uncheck Automatically manage paging file size for all drives > System Managed size > OK.

Fix: 100% CPU usage in Windows 11 SC 9

Fix 9: Defragment hard drives

Open Control Panel. Click on System and Security. Then in Windows tools click on Defragment and Optimize your drives.

Fix: 100% CPU usage in Windows 11 SC 10

Select the drive to optimize it. Click Optimize.

Fix 10: Delete and Uninstall Unwanted programs

Lastly, removing unnecessary apps, files, and data from your computer can release some storage space and can fix 100% of CPU usage.

Hope this is helpful!

Leave a Reply

Your email address will not be published. Required fields are marked *