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System Interrupts 100% CPU Usage: How to Fix it

Everything you need to stabilize your CPU usage

4 min. read

Updated onOctober 4, 2023

updated onOctober 4, 2023

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Key notes

System Interrupts is one of the important Windows components, but some users are complaining that the process isregistering 100 percent CPU usage.

This is quite rare, as the process is not usually resource hungry. But if you are dealing with this CPU usage spike, this detailed guide will show you how to fix it for good.

What causes the system interrupts high CPU usage?

Several factors can be responsible for the system interrupting 100 percent CPU usage. Below are some of the well-known causes of this issue:

How can I fix system interrupts if it is using 100% CPU?

Listed below are some basic troubleshooting steps to try before moving to the more sophisticated solutions:

If the issue persists, proceed to the solutions below:

1. Update drivers

If your PC drivers are outdated, system interrupts might register 100 percent CPU usage. While you can always update your drivers manually, the process can be overwhelming.

Hence, we recommend using a dedicated tool for this task. This software will automatically scan and update all outdated drivers and also repair the faulty ones.

⇒Get Outbyte Driver Updater

2. Disable audio enhancements

In some cases, your sound effects and enhancements can lead to the system interrupts 100 percent CPU usage. You need to disable this feature to get past this error.

3. Disable the USB Root hub

If you are experiencing the system interrupt 100 percent CPU usage issue, it might be due to problems with the USB Root hub. So, you need to disable it temporarily.

4. Run the CHKDSK command

In some cases, this 100 percent system interrupts CPU usage can be due to problems with your hard drive. The solution to this is to repair the bad sectors running the CHKDSK command.

5. Scan for malware

Sometimes, this system interrupts 100% CPU usage on Windows 10 and 11 can be due to system file corruption caused by viruses. Performing a malware scan should solve the problem.

6. Disable your network adapters

Another excellent solution to the system interruptshigh CPU usageproblem is to disable some of your network adapter’s properties. This will prevent your adapter from waking unnecessarily.

With this, we can now conclude this guide on how to fix the system interrupts 100 percent CPU usage. Follow the instructions therein, and things should be back to normal.

Feel free to let us know the solution that helped you fix this issue in the comments below.

System Interrupts 100% CPU Usage: How to Fix it#

What causes the system interrupts high CPU usage?#

How can I fix system interrupts if it is using 100% CPU?#

1. Update drivers#

2. Disable audio enhancements#

3. Disable the USB Root hub#

4. Run the CHKDSK command#

5. Scan for malware#

6. Disable your network adapters#