How to enable Efficiency Mode in Microsoft Edge to save RAM and battery

Efficiency Mode lets Microsoft Edge limit background resource use, which can free up RAM and stretch your laptop battery. It suits any Windows 10 or 11 user who keeps many tabs open. You only need Microsoft Edge and a couple of minutes in its settings.

How to Enable Microsoft Edge Efficiency Mode Save RAM & Battery!, by Think of Mind on YouTube. 1 min 52 s.

Video length
1 min 52 s
Time to do it
5 minutes
Difficulty
Easy
Steps
7

What you need

Steps

  1. Open Microsoft Edge and click the three-dot menu in the top right corner.

  2. Choose Settings from the menu that appears.

  3. In the left sidebar, click System and performance.

  4. Find the Efficiency Mode section and switch it on.

  5. Pick when it should kick in, such as when your laptop is unplugged or when the battery is low.

  6. Optionally turn on the setting that puts inactive tabs to sleep to save more memory.

  7. Close the settings tab. Edge now applies the mode automatically as you browse.

Tips and common mistakes

Efficiency Mode can slow background tabs slightly, so keep it off for sites that must stay active, like music or video calls.

Check the browser task manager under the three-dot menu, More tools, to see which tabs use the most memory.

Sleeping tabs reload when you click them, so don't worry if a page looks frozen at first.

Questions

Does Efficiency Mode really save battery?

It reduces how much work Edge does in the background, which can lower power use on a laptop. The gain depends on how many tabs you keep open.

Will it break any websites?

Active tabs you are using work normally. Tabs left idle may be put to sleep and reload when you return to them.

Can I turn it off later?

Yes. Go back to Settings, System and performance and switch Efficiency Mode off at any time.

This guide was drafted from the video's details and general task knowledge. It has not been checked against the full video. Check the video and relevant product instructions before following a procedure. Report a correction.

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