High CPU usage by "Browser" process (2024)

FAQs

High CPU usage by "Browser" process? ›

Several factors contribute to Chrome's high CPU usage corrupted browser cache, Outdated Browser Version, Excessive Browser Extensions Malicious Software, or Malware infection are common.

When you open a website, Google Chrome will store some temporary data such as images, scripts, and more for faster response in the future. However, corrupted or overloaded cache might be another reason for Google Chrome high CPU usage. Clearing browsing data might do the trick.

WordPress and MySQL high CPU usage issues are often caused by long-running MySQL queries (asking the database for too much information) or excessive amounts of querying (asking the database for more information repetitively) which can cause your website to load slowly or even crash.

Close unnecessary applications or put them sleep. A great way to reduce CPU usage is to close or put to sleep apps you aren't using. This will free up resources and improve performance. Your computer likely has lots of background applications running constantly, even when you're not actively using them.

Identifying the Cause as System Process or Network Traffic

In the output, for CPU utilization for five seconds, the second number is the interrupt percentage. Use the interrupt percentage to determine if the problem is caused by a system process or high network traffic.

This can happen as a result of issues with software on your computer: For example, you may have forgotten to update key software programs on your device, or you may even have malware on your computer that you are unaware of. Additionally, high CPU usage can also happen as a result of hardware issues.

Several factors contribute to Chrome's high CPU usage corrupted browser cache, Outdated Browser Version, Excessive Browser Extensions Malicious Software, or Malware infection are common.

High CPU usage is often connected to long loading times, sluggish performance, and unexpected crashes. Task Manager's Performance tab shows detailed information about CPU usage. Older computers may not have the appropriate drivers for optimal performance. Updating these may fix the problem.

Can malware cause high CPU usage? ›

From here, you can see all running programs sorted by CPU usage. If you see a program that's using a noticeably high amount of CPU — especially if you don't recognize it — then it may be malware or a crypto miner, and it's time for an antivirus scan.

The most frequent users of CPU spikes that appear to be random are: Virus and malware scanners. Flash ads or apps running in a browser page. Auto update applications running on a schedule or in the system tray.

You can use a software tool, such as CPU-Z, to check the CPU model, speed, temperature, and voltage. You can also run a stress test, such as Prime95, to see how the CPU performs under heavy load. If the CPU fails the test, shows incorrect information, or causes errors or crashes, you likely have a defective CPU.

CPU usage going up to 100% can be caused by multiple things such as a failing hard drive, virus/malware, or software that utilizes the CPU so much. You can check this thread on this issue since there is a verified answer on that thread. https://answers.microsoft.com/en-us/windows/for...

Using the Task Manager: Open the Task Manager (Ctrl + Shift + Esc) and go to the “Performance” tab. The CPU usage will display as a graph; if the computer runs high CPU usage, the chart will be primarily red.

Immediately after a CPU spike, bring it up and start menu View > System Information... or just hit Ctrl + I . In the System Information screen, hover the mouse over the spike and you will see the process causing it.

High CPU usage is often connected to long loading times, sluggish performance, and unexpected crashes. Task Manager's Performance tab shows detailed information about CPU usage. Older computers may not have the appropriate drivers for optimal performance. Updating these may fix the problem.

If you have tried everything and running at 100% CPU is still plaguing you, then reinstalling Windows may help. Windows can accumulate registry entries, cached files, extraneous Windows processes, or buggy settings over time. Only a wipe and fresh install can help.