Galaxy S20: 6 tips to improve battery life

Battery life is one thing all of us care about. Here’s what you are able to do. 

Sarah Tew/CNET

Squeezing each final minute out of our phone’s battery is one thing all of us do. 

The Galaxy S20, S20 Plus, and S20 Ultra all have batteries that, on paper, ought to final all day. But that does not all the time occur — all it takes is one ill-chosen setting or one rogue app and you will find your self searching for a charger earlier than the top of the day. 

Below are some suggestions that can assist you get probably the most out of your S20’s battery. 


The S20’s show might be set to 120Hz, however be aware of battery life. 

Jason Cipriani/CNET

Use 120Hz fastidiously

The S20’s 120Hz refresh charge for the display is one in every of its headline options, however when chosen Samsung warns that it’ll use extra battery life. How a lot? It relies upon. I’ve been testing the S20 Plus for a couple of days and have been in a position to get by way of a full day with 120Hz activated, however the S20 Ultra didn’t fair as well in our review

My recommendation? Use the 120Hz possibility — it is an enormous enchancment over the usual 60Hz refresh charge that almost all telephones use — and when you have battery life points, change again to 60Hz. 


Dark mode is the way in which to go. 

Jason Cipriani/CNET

Dark Mode is your buddy

Displaying darker photos and backgrounds makes use of much less vitality than the brilliant, white, backgrounds which have lengthy been commonplace on smartphones.

Leave Dark Mode on on a regular basis by going to Settings > Display and choosing Dark on the prime of the display. If you wish to solely use Dark Mode at night time, or on a set schedule, choose Dark mode settings and regulate as you see match. Alternatively, you’ll be able to toggle Dark Mode on and off within the fast settings panel. 


Using all these pixels goes to trigger your battery to take a success. 

Screenshots by Jason Cipriani/CNET

Don’t use the display’s full decision

The Galaxy S20 show’s full WQHD+ decision is a shocking 3,200 x 1,440. It’s enjoyable to take a look at, but it surely additionally strains your phone’s battery. In truth, one of many first issues that Samsung’s personal power-saving modes do is to cut back the display decision. 

Realistically, utilizing the default FHD+ decision of two,400 x 1,080 is greater than ok for many of us. 

If you’ve got switched to WQHD+ and are experiencing poor battery life, change again to FHD+ in Settings > Display > Screen decision


Your show’s brightness setting can drain your battery, as effectively. 

Sarah Tew/CNET

Turn off adaptive-brightness

Your display’s brightness degree can even drain your battery. Enabled by default, adaptive brightness tracks any changes you make together with the present lighting situations and makes related modifications sooner or later. 

If you discover adaptive brightness is simply too aggressive, you’ll be able to flip it off by going to Settings > Display and toggle the change subsequent to Adaptive Brightness to the Off place. 

Once turned off, you are accountable for your display’s brightness, permitting you to maintain the show as dim as you need, saving battery within the course of. 


There’s plenty of data about your battery use on the S20, you simply must know the place to look. 

Screenshots by Jason Cipriani/CNET

Check battery utilization and make changes

Overzealous apps operating within the background for no purpose can even impression battery life. Software options constructed into your phone will monitor which apps you employ continuously and people you employ hardly ever use. Then it’ll use that info to place apps to “sleep,” basically stopping them from operating within the background till you open them. 

Check the impression on battery lifetime of apps in Settings > Device care > Battery > Battery utilization. If you discover an app, or apps, which are utilizing extra battery than you need, choose it within the record and activate Put app to sleep


Don’t be afraid to modify to an influence saving mode when you should squeeze each final minute out of your battery. 

Screenshots by Jason Cipriani/CNET

Take benefit of energy modes

When you end up in a state of affairs with out the means to cost your phone, use one of many energy modes. Open Settings > Device care > Battery > Power mode

The default setting Optimize offers you a wholesome mixture of efficiency and sustaining battery life. However, you will get extra aggressive with Medium or Maximum energy saving. 

Medium energy saving, for instance, will flip off some options just like the always-on show, throttle the processor’s efficiency to 70%, decrease brightness and set the display decision to FHD+. Maximum does all of that, besides it drops the display decision to HD+. You can even customise every choice to be extra restrictive. 

For extra Galaxy S20 suggestions, check out this post. We additionally drop examined the S20 Ultra, and it didn’t fare so well. Speaking of the Ultra, make sure to check out our full review.

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