We’ve sầu all been there. You turn on your PC, và instead of getting straight lớn work, you’re faced with horrific slowdown and loud-running fans. Hit Ctrl + Shift + Escape, và you will see that your CPU usage is inexplicably at 100%.

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It’s a common problem that’s, luckily, not usually too hard to lớn solve sầu. Here are several fixes for the 100% CPU usage problem.

5 Ways to lớn Stop ‘100% Disk Usage’ Problems on Windows

Rephối Your nguồn Plan

Twiddling around in Windows’s power options can have sầu a substantial effect on your PC performance. If you’re set to “High performance” – particularly if you made tweaks lớn the “plan settings” – then it’s possible that you’re overloading your CPU. (Again, older devices are susceptible to lớn this.)

Type power plan in the Start search ,bar then click “Choose a power plan.” If you’re on “High performance” or “Power nguồn Saver,” then switch to “Balanced.”

For extra certainty, cliông xã “Change plan settings,” then on the new screen cliông xã “Restore default settings for this plan.”

Cheông xã Your Power Supply

This one’s an issue that can affect both desktop và máy tính xách tay Windows 10 users. If you have sầu a faulty power supply (the mains cable on a máy tính, the PSU in a desktop), then it can automatically start undervolting your CPU khổng lồ preserve power. When undervolted, your CPU can function at only a fraction of its full power, hence the possibility of this manifesting as 100% CPU usage on Windows 10.

To solve sầu this on a máy tính is quite simple: unplug your laptop from the power cable, then click the battery inhỏ at the bottom-right corner of your Windows 10 desktop -> Battery Settings -> Power & Sleep Settings -> Additional power settings, và select High Performance. If the issue was with your power supply, the CPU usage should return lớn normal in the task manager (Ctrl + Shift + Esc).

On a desktop things can be a little more complicated, as you’ll need lớn physically remove sầu the PSU from your PC và test a different one. We recommkết thúc going through our other tips listed below before trying this.

Disable Third-Party Antivirut Software

This one may be a bit contentious, but our view here is that if you’re using antivi khuẩn software on Windows 10, then you’re probably putting unnecessary strain on your CPU (particularly if its older). It doesn’t usually hurt to have the extra security, but you probably don’t need it.

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Every year we write an in-depth feature about Windows 10’s onboard security software, Windows Defender, và every year it gets better & better. At this point, it’s more or less on par with the best antivirut software out there.

Don’t be afraid to lớn disable your third-party antivirus software to lớn see if it helps your CPU usage. If it does, then uninstall it, because Windows Defender should really have sầu you covered.

Also read:

How to Chechồng the CPU Temperature in Windows 10

With high CPU usage, it may be running pretty hot, too, so we’ve sầu put together a bunch of ways you can bring the CPU temperature down. The WSAPPX process can also cause high CPU usage, so cliông xã through for our guide on how to lớn address that.

Robert Zak

Content Manager at Make Tech Easier. Enjoys Android, Windows, & tinkering with retro console emulation khổng lồ breaking point.

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