Why is cpu usage 100

Then click System. Then scroll down a little bit on the right side pane to turn off the feature Get tips, tricks, and suggestions as you use Windows. Hopefully one of the fixes above can help you resolve this issue. Please leave your comment below if you have any questions. Justin, a Microsoft Certified: Modern Desktop Administrator Associate, is a technical writer and a tech enthusiast. In his spare time, he enjoys reading books and listening to music.

To install Driver Easy Click. Justin Zeng Last Updated: 4 days ago. Before you end the processes that eat up your CPU, you should Google the process name to check whether it is safe to kill or not. Be sure to choose the drivers that are compatible with your variant of Windows system versions. The Pro version of Driver Easy comes with full technical support. To repair corrupted system files using Reimage, follow the steps below: Download Reimage. Install and launch Reimage.

Click Yes to continue. Instead, the process is used because of some very arcane peculiarities in coding, making it sometimes preferable and even more efficient for a processor to run something instead of nothing. This is not just a Windows thing, but Windows displays the process in the Task Manager, so users see it and assume something is wrong. This is not to say you can't experience performance issues when the System Idle Process shows a high CPU usage load, but the issue lies elsewhere.

If it's not, something else is consuming processor cycles without your knowledge. You might have noticed that the svchost. While this process is sometimes associated with malware, it's primarily a legitimate and system-critical Windows process. If you're unsure, use the svchost. In that case, just let Windows Update finish its thing. Since Windows 10, you can't easily delay or pause Windows Update. While you can schedule when to install new updates, Windows downloads updates as needed.

This may randomly cause svchost. What you can change, however, is whether your computer shares downloaded updates with peers. Turn this off to conserve bandwidth and processing power. Here you can Allow downloads from other PCs , but you'll want this set to Off. From Delivery Optimization , click Advanced options once more. In this next screen, you can limit the bandwidth of downloads or uploads of Windows and app updates.

The only other workaround to tame high CPU usage related to downloading updates is to temporarily disable Windows Update. This will prevent Windows from downloading updates. However, we don't recommend this solution! A background process is a program that's running on your PC, even though it's not open in a window. Last Updated: September 16, Tested. To create this article, 20 people, some anonymous, worked to edit and improve it over time.

The wikiHow Tech Team also followed the article's instructions and verified that they work. This article has been viewed 1,, times. Learn more High CPU usage can be indicative of several different problems. If a program is eating up your entire processor, there's a good chance that it's not behaving properly. A maxed-out CPU is also a sign of a virus or adware infection, which should be addressed immediately.

It could also simply mean that your computer can't keep up with what you want to do, and an upgrade may be in order. Click Processes. Sort by CPU usage. Double-click a process with a high value. Click End Task. Repeat for other tasks. Open your power settings. Switch to the High performance power plan. Did this summary help you? Yes No.

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This is not the same as a hard disk or other kinds of memory, which are used to store files and programs more permanently. Got a comment? Spotted an error? Found the instructions unclear? Send feedback about this page. Go to page content Go to main menu Go to the search field.