If you find your programs begin to lag or the cursor moves slowly, perhaps the CPU usage of your computer is high. So, how to lower CPU usage? After reading this post, you can know some useful methods offered by MiniTool and just try them to easily reduce CPU usage.

High CPU Usage

Central Processing Unit (CPU), also known as processor, is the core of a computer and many computer components including graphics card and RAM rely on the instructions of CPU. However, CPU usage can become very high. You may find a game stutters or crashes, programs open at a snail’s pace, the cursor moves slowly, etc.

Tip: If you encounter 100 CPU usage, you can fix it by following these ways in this post - 8 Useful Solutions to Fix Your CPU 100% in Windows 10.

Then, you ask “why is my CPU usage so high”. The common reasons for this are background processes, malware, some specific processes, and more. Well then, how to reduce CPU usage so that your computer can run smoothly? It is easy and you can follow these methods below.

How to Lower CPU Usage

Reboot PC

Save your work and reboot your PC. This may be helpful to reduce CPU usage since a reboot can clear out temporary files. Just have a try.

End Background Processes

Your computer may have many background processes that run without opening them in a window. These processes may take up much CPU. As time goes on, they overwhelm your PC. To lower CPU usage, you can end these background processes.

Step 1: Open Task Manager and go to Processes where you can see some processes that take up high CPU. Just click them one by one and click End task.

Step 2: Go to Startup, stop the background processes from running at PC startup by clicking Disable.

disable processes in Task Manager

In addition to background processes, some known processes always cause high CPU usage, for example, WMI Provider Host process (also known as Windows Management Instrumentation or WmiPrvSE.exe), System Idle Process, Svchost.exe, etc. To lower CPU usage, you also need to end these processes in Task Manager.

4 Fixes for Svchost.exe High CPU Usage (100%) in Windows 10
4 Fixes for Svchost.exe High CPU Usage (100%) in Windows 10

Why is svchost.exe using so much CPU? Fix svchost.exe high CPU usage (100%) Windows 10 with 4 solutions.

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Scan for Malware

Malware may disguise as a normal Windows process to appear in Task Manager and uses up CPU. So, how to lower CPU usage? Just run a full scan with an antimalware to check for this. Windows Defender, Malwarebytes, Avast, etc. can be your good choices.

Change Power Plan

Some power settings can lead to high CPU usage and you can optimize your PC to run on a balanced mode to decrease the CPU usage.

Step 1: Go to Control Panel and click Power Options.

Step 2: Change the power plan to Balanced (recommended).

power options in control panel

Avoid Running Many Programs

If your computer is running many programs at a time, the CPU usage will be high. So, you should avoid running many apps at the same time. If possible, run one or two programs every time. This point is also important.

Other useful methods:

  • Remove any programs you don't use
  • Turn Windows Notification settings off
  • Reinstall Windows

Bottom Line

Are you bothered by the high CPU usage in a Windows PC? If yes, how to lower CPU usage? Now, you should know it after reading this post and just follow these ways to fix your issue.

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