How to turn on Data Saver mode on your Android phone - and why it's critical to do so

Jack Wallen / ZDNET

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ZDNET key takeaways

If you have limited mobile data, pay attention.

This feature could save you money.

You control whether apps can use data in the background.

For some people, the idea of saving and controlling data usage on a phone isn't really an issue. If you don't happen to have an unlimited data plan, it's a different story. I've been in situations before when my phone warns me that I've exceeded 2GB of data (I can't remember how much data my plan gives me). When that happens, I tend to put the brakes on.

When those instances happen, I'm glad Android makes it easy for me to take control of data use. In conjunction with stopping Android apps from running in the background, you'll have more control than you ever thought you could enjoy.

Also: How to easily encrypt your files on an Android phone - for free

If that sounds like something you could use, read on, and I'll show you how easy it is.

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