How to Fix High CPU Usage in Windows
High
CPU usage will bog down your PC, making every action in it irrationally slow,
applications taking long to respond, and even crashing the system. In case you
feel that your computer's CPU usage rises ever so often for no reason
whatsoever, fear not! This post will help guide you through effective ways to
diagnose and resolve high CPU usage in Windows.
Why
Does High CPU Usage Happen?
High
CPU usage can be caused by several issues, including:
Background programs running too many
processes.
System updates and background
services consuming CPU power.
Malware or viruses infecting your
system.
Outdated drivers or incompatible
software.
Knowing the cause is key to resolving the
issue.
1.
End Unnecessary Background Processes
- Open Task Manager: Press `Ctrl +
Shift + Esc` to open Task Manager.
- Identify High CPU Usage Processes:
Go to the Processes tab, sort by CPU, and look for any
applications that are consuming a lot of CPU.
- End Task: Right-click on unnecessary
processes and choose End Task.
2.
Disable Startup Programs
- Access Startup Settings: In Task
Manager, navigate to the Startup tab.
- Disable Non-Essential Programs:
Right-click on applications that don’t need to start with Windows and select Disable.
Disabling unnecessary startup programs will
help reduce CPU load right from the system boot.
3.
Update Drivers
- Access Device Manager: Press
`Windows + X` and select Device Manager.
- Find Outdated Drivers: Look for
devices with a yellow warning icon or visit the Display Adapters
section.
- Update Drivers: Right-click the
device, select Update driver, and follow the prompts.
Keeping drivers up to date is essential for
optimal CPU performance.
4.
Scan for Malware
- Run Windows Defender: Open Settings
> Update & Security > Windows Security > Virus & threat protection.
- Perform a Quick or Full Scan:
Choose a scan type to ensure no malware is impacting CPU performance.
- Use Third-Party Tools (Optional):
Tools like Malwarebytes can offer an additional layer of protection.
Malware often consumes excessive CPU power.
Removing it can dramatically improve performance.
5.
Check Windows Update Status
- Open Windows Update: Go to Settings
> Update & Security > Windows Update.
- Update Windows: Ensure you have the
latest updates installed, as patches often resolve CPU-related bugs.
6.
Adjust Power Settings
- Go to Power Options: Open Control
Panel > Hardware and Sound > Power Options.
- Choose High Performance: Although
this may consume more power, it can help reduce CPU spikes on some systems.
High
CPU usage is very common, yet it sometimes can be easily overcome by managing
background processes, updating software, and ridding one's system of malware.
The regular maintenance will do a good job in preventing issues with the CPU in
the future. Go through these tips to get a snappier, glitch-free experience for
your Windows PC!

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