The iPhone has a built-in function called ‘Cellular Data’ which lets you toggle specific apps from using cellular data when they access the internet. By default, all apps will use cellular data when they access the internet, but this isn’t always necessary. Some apps work better when they use Wi-Fi, like Google Maps and Instagram.
The iPhone Has a Built-in Function Called ‘Cellular Data’ Which Lets You Toggle Specific Apps From Using Cellular Data When They Access the Internet
How to use cellular data while roaming overseas. How to restrict apps from using cellular data. To enable or disable cellular data on your iPhone or iPad go to Settings > Cellular Toggle the switch to Off for each app you want to stop using data and it will then only use WIFI when it accesses the internet.
By Default, All Apps Will Use Cellular Data When They Access the Internet, but This Isn’t Always Necessary
Whether you’re trying to conserve data or you think a particular app doesn’t need internet access, you can disable it. From the Cellular settings screen, tap the app that you want to disable, and then tap Don’t Allow. The app will still function as normal with Wi-Fi, but it won’t access the internet over cellular data.
Some Apps Work Better When They Use WI-FI, Like Google Maps and Instagram
Update your apps regularly to make sure that you have the latest features. Apps like Google Chrome, Facebook, Twitter and Facebook use a lot of battery resources, so it’s a good idea to update these apps frequently to make sure that you have the latest version and that it doesn’t use a particular resource the way it used to. So what’s running on your phone?