How do I turn off cellular data on iPhone?

If you're on a relatively limited data plan, then you're going to want to keep a close watch on your monthly data usage – overages suck!

If you're really worried about cellular data overages or have a plan with a very low cap, your best bet is to turn your cellular data off.

How to check cellular data usage on iPhone

  1. Launch the Settings app from your Home screen.
  2. Tap Cellular.

    Launch Settings, tap Cellular

At the bottom of the screen, under Cellular Data Usage you'll see the amount of data you've used for the current period. It will also tell you how much data you've used while roaming.

How to turn off cellular data on iPhone

  1. Launch the Settings app from your Home screen.
  2. Tap Cellular.
  3. Tap the switch next to Cellular Data.

    Launch Settings, tap Cellular, tap the switch next to Cellular Data

Your cellular data is now off and you will only be connected to the internet when connected to Wi-Fi.

How to turn off cellular data for specific apps on iPhone

If you don't want to turn off cellular data outright, you can pick and choose which apps get to use it.

  1. Launch the Settings app from your Home screen.
  2. Tap Cellular.
  3. Tap the switch next to each app for which you'd like to turn off cellular data usage. Just scroll down to view them.

    Launch Settings, tap Cellular, tap the switch next to each app for which you want to turn off cellular data

How to turn on cellular data on iPhone

You're out and about, waiting on a Facebook message of the utmost importance and nothing's coming through. You launch the app and it's telling you you're not connected. What?! Oh, right; you forgot to turn your cellular data back on!

(It's OK. We've all done it.)

  1. Launch the Settings app from your Home screen.
  2. Tap Cellular.
  3. Tap the switch next to Cellular Data to turn it on.

    Launch Settings, tap Cellular, tap the switch next to Cellular Data