How to Fix ‘This Website Is Using Significant Energy’ Issue on Mac – Guide

Safari is often chosen by most Mac users as the main web browser on their devices, thanks to performance optimization and deep integration with Apple services like iCloud. Sometimes you see Safari display a warning about a website using too much power: “This site is using too much power”. Typically, the warning “This website is using too much power” appears at the top of the tab just above the website content in Safari. It should be noted that this warning does not mean that the website is down or unresponsive, but that the website is consuming an alarming amount of system resources, especially if you are using a battery instead of plugging in a direct power supply. . The underlying reason why the “This website is using too much energy” error means that your Mac’s resources are being used too much, which could be due to too many tabs open or even just a few tabs with websites that are constantly updating and load new scripts and content. So the first thing you need to do is simply reduce the number of tabs by closing some (use the keyboard shortcut ⌘ + W). Alternatively, you can try reloading Safari completely. To do this, go to Safari in the menu bar and select Quit Safari or use the keyboard shortcut ⌘ + Q.

Fix “This website is using significant energy” on a Mac

Clear Safari’s cache and cookies

Like any other browser, Safari accumulates a lot of information about the websites you visit and the information you share. All of this is recorded in your cache and cookies, which can become very taxing over time. To clear your cache in Safari: In addition, it may be beneficial to delete your cookies:

Disable all Safari extensions

Another power consuming aspect of any browser is its extensions. So turning them off can really help with the problem, especially if you have too many at the same time. To disable Safari extensions:

Free up RAM for a faster system

Safari is showing you the message “This website is using significant energy”. error because it consumed all available RAM. But other apps also use RAM. so liberating up this memory will give Safari more resources to use. how do you release up RAM? Restarting your Mac is a quick fix, but not a long-term one. For an immediate effect, you need to use a special tool like CleanMyMac X. CleanMyMac X is a pocket knife utility designed to optimize all areas of your Mac. And resetting your RAM with it takes just a few clicks:

Final note

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