Google Chrome High CPU Usage: How to Fix It (2025 Guide)
Google Chrome is one of the most popular web browsers in the world, but it is also known for consuming high CPU resources.
If Chrome makes your computer slow, noisy, or overheats your laptop, you are not alone. High CPU usage can significantly reduce performance and battery life.
In this guide, you will learn how to fix Google Chrome high CPU usage using safe and proven methods in 2025.
Why Does Google Chrome Use So Much CPU?
Chrome’s architecture is designed for speed and stability, but it can also cause high CPU usage due to:
- Too many open tabs
- Heavy or poorly optimized extensions
- Background apps running in Chrome
- Hardware acceleration issues
- Outdated browser versions
Identifying the cause helps you apply the right solution.
If your computer feels slow overall, not just Chrome, you should also check our complete guide on how to fix Windows 11 slow performance .
How to Check Chrome CPU Usage
Before fixing the issue, you should identify which tab or process is consuming the most CPU.
- Open Chrome
- Press Shift + Esc to open Chrome Task Manager
- Sort processes by CPU usage
This built-in tool helps you pinpoint problematic tabs or extensions.
Proven Ways to Fix Google Chrome High CPU Usage
1. Close Unused Tabs
Each Chrome tab runs as a separate process, which increases CPU usage.
Close tabs you do not actively use or use bookmarks instead.
2. Disable or Remove Heavy Extensions
Extensions are one of the most common causes of high CPU usage.
To manage extensions:
- Open chrome://extensions
- Disable unnecessary extensions
- Remove extensions you no longer use
3. Turn Off Chrome Background Apps
Chrome continues running apps in the background even after you close the browser.
Disable background apps:
- Open Chrome settings
- Go to System
- Turn off Continue running background apps when Google Chrome is closed
4. Disable Hardware Acceleration
Hardware acceleration can cause high CPU usage on some systems.
To disable it:
- Open Chrome settings
- Go to System
- Turn off Use hardware acceleration when available
- Restart Chrome
5. Update Google Chrome
Running an outdated version of Chrome can lead to performance issues.
Check for updates:
- Open Chrome menu
- Go to Help → About Google Chrome
- Install updates if available
6. Clear Cache and Browsing Data
Corrupted cache files can cause Chrome to behave inefficiently.
Clear cache:
- Go to Settings → Privacy and security
- Clear browsing data
- Select cached images and files
7. Reset Chrome Settings
Resetting Chrome restores default settings without deleting bookmarks.
Steps:
- Open Chrome settings
- Go to Reset settings
- Choose Restore settings to their original defaults
8. Scan for Malware
Malicious scripts and browser hijackers can cause high CPU usage.
Use Chrome’s built-in cleanup tool or system antivirus software.
9. Check System Power Settings
Low power mode can throttle performance and increase CPU strain.
Set your system to best performance:
- Windows Settings → Power & battery
- Select Best performance
10. Upgrade Hardware (Last Resort)
If Chrome still uses high CPU after optimization, hardware limitations may be the cause.
Upgrading RAM or switching to an SSD can significantly improve browser performance.
Tips to Prevent High CPU Usage in the Future
- Limit the number of active tabs
- Use lightweight extensions only
- Restart Chrome regularly
- Keep Chrome updated
For users who rely heavily on Chrome for work, combining browser optimization with productivity tools can improve efficiency. You can explore our guide on best AI tools for productivity .
Frequently Asked Questions
Is high CPU usage dangerous?
Yes, prolonged high CPU usage can cause overheating and reduce hardware lifespan.
Should I switch to another browser?
Not necessarily. Chrome works efficiently when properly optimized.
Does reinstalling Chrome fix CPU issues?
Reinstallation can help, but it should be the last option.
Conclusion
High CPU usage in Google Chrome is a common problem, but it is usually easy to fix.
By managing tabs, extensions, and system settings, you can significantly reduce CPU load and enjoy a smoother browsing experience.
Apply these fixes and keep Chrome running efficiently in 2025.