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How To Get Three Times more Battery life on Galaxy S7 using a simple tweak

We always wish to get more and more Battery life on our smartphones. Today we bring to you a new and very simple tip (tweak is posted on XDA-Developer forum) that will gives three time more Battery life than currently you have on your shiny new Samsung Galaxy S7. This trick has been only tested on Samsung Galaxy S7 (32 GB) model only but should work on any device with AMOLED screen though impact may be different.


  • Phone
  • Internet access
  • ES File Explorer
  • Gallery app
  • 2 to 3mb of storage


1. Go to
2. Google images “black background”
4. Click “save image”
5. Go to ES File Explorer and go to /downloads
6. Click on your image to open it
7. Select a gallery application NOT a photo editing application.
8. Click three dot menu (NOTE: MENU KEY WORKS TOO)
9. Make image your wallpaper

This trick has been confirmed on Galaxy S7 device and gives you more Battery life. So by just changing the wallpaper to Black you can enhance our Galaxy S7 Battery Life. Do let us know if it worked for you.

In case you want to learn ten tricks to enhance battery life on your Android Marshmallow device, click here.


Raj Patel
Raj defines himself as a person naturally addicted to gadgets and apps and likes to cover them. He has more than 3 years of blogging experience and is Content Author at GadgetOx. He has been covering Tech and Gadget news on other well-known Tech site WinCentral too. Write to him at Email: [email protected]