Top 7 Fixes for 100% CPU Usage in Microsoft Edge on Mac

Besides Safari and Google Chrome, Microsoft Edge is a reliable browser choice for Mac users. Microsoft Edge lets you customize its look and feel; You can use the tracking prevention feature to block malicious websites and manage passwords using a password manager.

But when apps and experiences on your Mac aren’t smooth, It’s a good idea to check if Microsoft Edge is using a lot of resources. Some users report 100% CPU usage on Mac due to Microsoft Edge. If you are facing the same, Here are the best fixes for 100% CPU usage in Microsoft Edge on Mac.

1. Close Inactive Tabs.

Starting with some basics, the first solution we recommend is to close all currently open tabs that are useless. We all love to multitask by opening different browser tabs simultaneously. But it’s always best to close the tab of a website you’re no longer browsing. It helps reduce CPU usage for Microsoft Edge on Mac.

2. Remove Browser Extensions.

It’s a good idea to remove browser extensions you no longer need in Microsoft Edge. Extensions can help improve your viewing experience, but some extensions can increase CPU usage. This method is worth trying to fix 100% CPU usage problem on your Mac.

Step 1: Press Command + Spacebar to open Spotlight Search; hit Microsoft Edge; And press Return.

Step 2: On Edge’s home page, Click the Extensions icon in the upper right corner.

Step 3: Click Manage Extensions.

Step 4: Once the extension list appears on your screen, Click Remove under the extension name.

Step 5: Click Remove again in the upper right corner to confirm your action.

You can also check out our post recommending the top Microsoft Edge browser extensions.

3. Clear Browser Cache.

Clearing the browser cache from Microsoft Edge will slow it down for a while as it accumulates a new cache. After using the browser for a period of time, It collects all your browsing data in the form of cache and cookies to improve your experience. Refer to our guide on deleting browser cache and cookies from Microsoft Edge.

4. Close Storage Services from Task Manager.

If Microsoft Edge continues to use CPU resources. You can try some advanced tricks. To get started, you can disable ‘Utility: Storage Services’ or ‘Utility: Asset Storage and Update Service’ in Microsoft Edge’s Task Manager menu. Some users have reported that doing so may resolve the 100% CPU usage issue.

Step 1: Open Microsoft Edge on your Mac.

Step 2: Click the three dots in the upper right corner.

Step 3: Select More Tools at the bottom.

Step 4: Select Browser Task Manager from the left menu.

Step 5: In the Task Manager window, select Utility: Storage Service from the list of options.

Step 6: Click End Process in the bottom right corner.

Step 7: Can closing the window fix the problem?

5. Turn off Microsoft Defender Smartscreen.

While opening Microsoft Edge on Mac, The browser automatically turns on Microsoft Defender Smartscreen to protect your Mac from malicious file downloads and websites. However, it increases the CPU usage on your Mac. So try disabling it to fix the problem.

Step 1: Open Microsoft Edge on your Mac.

Step 2: Click the three dots in the upper right corner.

Step 3: Tap Settings.

Step 4: On the Settings tab, From the left menu, Personal; Click Search and Services.

Step 5: Scroll down and click the button next to Microsoft Defender Smartscreen under Security.

Step 6: Reopen the browser and check if the issue is resolved.

6. Enable Performance Mode.

Efficiency mode in Microsoft Edge is a built-in tool for reducing the load on system resources while using the browser on your Mac. Whether the problem is resolved You can use the check feature.

Step 1: Open Microsoft Edge on Mac.

Step 2: Click the three dots in the upper right corner and select Settings.

Step 3: Click on System and Performance from the left menu.

Step 4: Click the dropdown menu next to ‘Enable efficiency mode’ and select Always.

Step 5: Close the settings tab and see if that solves the problem.

7. Update Microsoft Edge.

A buggy version of Microsoft Edge on your Mac may be responsible for the 100% CPU usage issue. If none of the solutions have worked for you so far; We recommend that you update your browser to its latest version.

Step 1: Open Microsoft Edge on your Mac.

Step 2: Tap the three dots in the top right corner and go to Settings.

Step 3: Click About Microsoft Edge from the left menu.

Step 4: If an update is available, download and install the same.

Fix high CPU usage.

These solutions will prevent your Mac from experiencing high CPU usage issues while using Microsoft Edge. We also provide some more solutions to fix high CPU usage on Mac.

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