Quick Answer

Open Chrome Settings and choose Performance to find Energy Saver on a supported laptop. Check when it is set to activate, unplug the charger and test a repeatable task. Chrome can limit background activity and visual effects in this mode, so compare both battery use and the way your page behaves.

Check the trigger before timing anything

Chrome can offer a setting that starts conserving power when the battery gets low, or one that starts when the computer is unplugged. Read the labels shown on your device. A test on mains power will not tell you whether the unplugged trigger works. Likewise, a nearly full battery may sit above a low-battery trigger for the whole test. Try a task you do regularly, such as reading course notes or watching a short video. Keep the screen brightness, audio, page and browser tabs steady. If the computer is also applying an operating system battery mode, leave that unchanged between passes. This helps you identify what changed when you touched the Chrome setting. For a video test, compare playback in the same player at the same quality setting. Check what changes on battery

Watch the trade-off you can actually see

Chrome's help describes reductions in background work and effects, and it notes that some video, animation or game behaviour can change. If a web presentation feels less fluid after unplugging, repeat it while toggling only Energy Saver. For text and email, you may find the change is barely noticeable. Make the choice based on the work you do away from a socket. A short run tells you about behaviour, but it may not reliably tell you how many extra minutes you will get. Repeat your normal routine if battery endurance is the deciding factor. A day of video calls and a day of reading are different tests. Record how you used the computer before comparing your results.

Compare laptop batteries on their own merits

The Chrome switch costs R0. If the laptop still runs out of charge quickly during several different apps, look at battery health and system power settings. If replacement is already on the cards, use all laptops on special to compare complete models and laptop best sellers to build a shortlist. Read battery tests that resemble your own use, including screen brightness and whether video calls form part of the day.

Frequently Asked Questions

Where do I find Energy Saver?

On supported desktop versions, check Chrome Settings under Performance.

Can it run whenever I unplug?

Choose the unplugged trigger if Chrome offers it on your device.

Does it always make video less smooth?

Effects depend on the site and workload. Test the same playback before and after.

Is this the same as Windows battery saver?

Chrome controls its own behaviour. Windows manages power across the system.

Will it fix an old battery?

It can reduce some browser work. Check battery health if endurance remains poor.

Does the setting cost anything?

The Chrome setting is built in and costs R0.

Check what changes on battery Check the battery trigger.