How to Use Low-Data Mode on Your iPhone (Cellular & Wi-Fi)

* This post is part of iPhone Life's Tip of the Day newsletter. . *

If you're limited in the amount of cellular data that you can use because of your internet plan, you'll want to know how to turn on low-data mode on your iPhone. It's possible to turn on low-data mode separately for Wi-Fi and cellular, and in this tip, we'll show you how to do both. Let's get started learning how to save data on your iPhone. 

Related: How to Connect to a Personal Wi-Fi Hotspot Using Bluetooth

When you use this tip, be prepared for Background App Refresh, automatic backups and downloads, and video autoplay to be turned off. Some streaming may be impacted, and your FaceTime video bandwidth will be optimized for a lower bandwidth, among other things. 

How to Turn On Low-Data Mode for Cellular:

  1. Open the Settings app.
  2. Tap Cellular, then tap Cellular Data Options.

    open cellular options on iphonechoose cellular data options
  3. Toggle on Low Data Mode.

    toggle on low-data mode

How to Turn On Low Data Mode for Wi-Fi:

If you're using a dual-sim device, you can turn on low data mode for each cellular plan you're using. To do this:

  1. Open the Settings app and tap Wi-Fi.
  2. Tap the info icon next to the Wi-Fi network your device is connected to.

    wifi options iphoneinfo icon wifi iphone
  3. Toggle on Low Data Mode

    low data mode iphone

Now you know how to save data on your iPhone two different ways!

Top image credit: 4kclips

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Author Details

Leanne Hays's picture

Author Details

Leanne Hays

Leanne Hays is a Feature Writer at iPhone Life, and has written hundreds of in-depth how-to and troubleshooting articles. She's a former Associate Editor for iPhone Life magazine, and has written for the Iowa Source, as well as web content for education marketing. Leanne has an associate's degree in education, with a focus on curriculum development, as well as a bachelor's degree in science. She has over nine years of experience with SEO, social media management, and web development and writing. Despite years of web work, Leanne is by no means an early adapter; she's only owned a smartphone for five years, which makes her highly sympathetic to the learning curve of new iPhone owners. She enjoys making reader's lives easier and putting her education experience to work by walking them through the most practical ways to use Apple devices, step-by-step.

In off-work hours, Leanne is a mother of two, homesteader, audiobook fanatic, musician, and learning enthusiast.