7 Best Ways to Fix Microsoft Edge High CPU Usage on Windows 11

7 Best Ways to Fix Microsoft Edge High CPU Usage on Windows 11

Microsoft Edge, the default web browser in Windows 11, is often the preferred choice for many users. However, it can become slow and unresponsive during web browsing, resulting in frustration. If you pay attention, you may notice that Edge occasionally utilizes a significant amount of CPU resources on Windows 11.

7 Best Ways to Fix Microsoft Edge High CPU Usage on Windows 11

You may not notice the increase in CPU usage when casually browsing, but it can hinder the smooth operation of other important applications. Don’t worry, we have the necessary fixes to combat Edge’s high CPU usage on Windows 11.

1. Close Unused Tabs

One thing to do is close unused tabs in Edge, especially if you habitually keep multiple tabs open. While multiple tabs may sound convenient, they consume significant system resources, such as CPU and memory, especially when streaming video or audio services.

2. Update Microsoft Edge

There’s a chance a bug in Microsoft Edge is causing it to use more CPU. To fix this, check for updates in Microsoft Edge:

Step 1: Press the Windows + S keys and type “Microsoft Edge”. Then click on Open from the search results.

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7 Best Ways to Fix Microsoft Edge High CPU Usage on Windows 11

Step 2: Click on the three-dot icon in the upper right corner.
Step 3: In the menu, scroll down and select Settings.
Step 4: In the About Microsoft Edge section, click on Check for updates.

Alternatively, you can simply enter “edge://settings/help” in the address bar and press Enter.

7 Best Ways to Fix Microsoft Edge High CPU Usage on Windows 11

3. Clear Browser Cookies and Cache

Outdated cookies, cache, and other website data can cause Microsoft Edge to use more CPU on Windows 11. Clearing cookies and cache in Microsoft Edge can resolve this issue. Follow these steps:

Step 1: Press Windows + S keys and type Microsoft Edge. Then, open Microsoft Edge from the search results.

7 Best Ways to Fix Microsoft Edge High CPU Usage on Windows 11

Step 2: Type edge://settings/privacy in the address bar and press Enter. Step 3: Scroll down to the Clear browsing data section and click on ‘Choose what to clear.’

7 Best Ways to Fix Microsoft Edge High CPU Usage on Windows 11

Step 4: Click on the Time range drop-down and select All time. Then, select the checkbox beside ‘Cookies and other site data’ and ‘Cached images and files.’ Finally, click on Clear now.

4. Disable Unnecessary Extensions in Microsoft Edge

Extensions can enhance browsing by adding functionality to Microsoft Edge. However, having too many running can lead to high CPU usage.

To disable unused extensions in Microsoft Edge, follow these steps:

1. Press Windows + S and search for Microsoft Edge.

2. Open Microsoft Edge from the search results.

7 Best Ways to Fix Microsoft Edge High CPU Usage on Windows 11

Step 2: Click on the Extensions icon in the top-right corner.

In case you don’t see the Extensions icon, type edge://extensions in the address bar and press Enter. Then, follow along from Step 4.

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Step 3: When the Extensions menu appears, click on Manage extensions.

7 Best Ways to Fix Microsoft Edge High CPU Usage on Windows 11

Step 4: Disable unnecessary browser extensions by clicking on their respective toggles on the page that opens.

7 Best Ways to Fix Microsoft Edge High CPU Usage on Windows 11

5. Enable Efficiency Mode

Microsoft Edge offers a built-in efficiency mode to reduce CPU and memory utilization and decrease power consumption on your Windows computer. To enable this mode, press Windows + S keys and type “Microsoft Edge”. Then, open Microsoft Edge from the search results.

7 Best Ways to Fix Microsoft Edge High CPU Usage on Windows 11

Step 2: Click on the three-dot menu in the top-right corner.

7 Best Ways to Fix Microsoft Edge High CPU Usage on Windows 11

Step 3: Click on Performance in the menu.

7 Best Ways to Fix Microsoft Edge High CPU Usage on Windows 11

Step 4: Click on the Efficiency mode and select Always.

7 Best Ways to Fix Microsoft Edge High CPU Usage on Windows 11

6. Disable Startup Boost in Edge

Startup Boost in Microsoft Edge preloads elements in the browser for a faster startup experience. Disabling it reduces CPU resource consumption. To disable Startup Boost on your computer: Step 1: Press Windows + S keys and type Microsoft Edge. Then, click Open from the result for Microsoft Edge.

7 Best Ways to Fix Microsoft Edge High CPU Usage on Windows 11

Step 2: Type “edge://settings/system” in the address bar and press Enter.

Step 3: Turn off the toggle for Startup Boost.

7 Best Ways to Fix Microsoft Edge High CPU Usage on Windows 11

7. Disable Microsoft Defender SmartScreen

If other solutions didn’t fix Microsoft Edge’s high CPU usage, you can disable Microsoft Defender SmartScreen in Microsoft Edge. The feature requires your computer to constantly monitor each site you visit or file you download, which increases CPU usage. However, disabling Microsoft Defender SmartScreen makes your computer vulnerable to threats and malware. Be cautious about the sites you visit and the content you download from the internet. Follow these steps to disable Microsoft Defender SmartScreen in Microsoft Edge.

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Step 1: Open Microsoft Edge by pressing the Windows + S keys and typing “Microsoft Edge”. Then, click on Open from the result.

7 Best Ways to Fix Microsoft Edge High CPU Usage on Windows 11

Step 2: Type edge://settings/privacy in the address bar and press Enter. Step 3: Scroll down to Security and disable the toggle for Microsoft Defender SmartScreen.

7 Best Ways to Fix Microsoft Edge High CPU Usage on Windows 11

Stop Microsoft Edge From Hogging up the CPU

By following these solutions, you can prevent Microsoft Edge from hogging your computer’s CPU. This allows your computer to run other applications while Microsoft Edge runs in the background. If you still have troubles, consider replacing Microsoft Edge with other Chromium-based web browsers for Windows.

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