How To Fix Idle Process High CPU

How To Fix Idle Process High CPU

Driver Guide How-To Windows

Restart your system and opened the task manager to find the Idle process running 100% CPU usage? Thinking what do you do about it? Checked for background apps or programs, couldn’t find anything there? Want to know what is using your CPU resources? Don’t worry! In this post, we will learn what has caused system Idle process high CPU usage in your system and how to get rid of it to keep your computer healthy.

First, let us know what is it?

What is System Idle Process?

System Idle Process CPU high usage is defined as the CPU resources that are not being used. In other words, it is a process where the CPU is not in demand with any running program but still, it shows as a high percentage in Task Manager. It should only show 100% CPU usage when your computer is running programs that require a high percentage of CPU processes like playing games. When this fails to occur system Idle process CPU high usage shows up in Task manager.

How to Check CPU usage?

When you are running other programs and applications on your system, but the computer is very slow. You open the Task Manager to check which is taking up so much of the CPU usage. If it indicates that even when other programs have been running the IDLE process shows the maximum percentage for CPU usage.

This is your cue to understand that the system has to be fixed from the problem of system idle process. As you can see the CPU demands a function to provide the space needed by the computer. But if it carries on with Idle process which is in this case wrongly shown because a computer isn’t idle.

How to Fix Idle Process High CPU?

By updating device drivers, the CPU chipset is also set to function properly. The main reason behind the System Idle Process CPU high usage is the poor communication between the software and hardware. This can be curbed by updating the drivers regularly for your system’s health. We have a solution for you in the name of Advanced Driver Updater. It is a third-party tool and a complete package for all the driver related queries. You can download it on your Windows PC, it’s available for almost all versions – Windows 10/ 8.1/ 8/ 7/ Vista and XP (32 and 64 bit).

With the usage of Advanced Driver Updater, you don’t have to worry about finding a solution as it will do the work instead. After downloading, it does a thorough check of the computer and shows the status of all the device drivers installed.

When you see an Outdated Status, you need to click on Update All, which is profitable as it updates all of the device drivers. The outdated drivers take much of the space and thus make the computer slow. It is also the cause of the System Idle Process CPU high usage as the communication is not well received by the system.

Follow the steps to get most of the Advanced Driver Updater.

Step 1: Download Advanced Driver Updater from the link below:

Step 2: Install and run it successfully.

Step 3: The Scan shows the status as ‘Outdated’ for the present device drivers on the system.

How to fix Idle process high CPU

Click on Update All.

Step 4: The scan takes place for a few moments and the result will show as Drivers updated.


Step 5: Once the scan is complete, restart the computer.

Step 6: Go to Backup and create a backup file for all the device drivers. The backup will help in future if any of the device drivers fail to work or are incompatible with your device.

Check the Task Manager again and you will see the changes. The System Idle Process does not show the high percentage of the CPU used while being idle.


This is how you resolve the issue of system idle process high CPU for Windows 10. It is mainly caused by device drivers and thus Advanced Driver Updater- complete solution for driver care works the best. Read more on 100% CPU usage errors for Windows.

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