Use Wi-Fi whenever you can
Connecting devices to a Wi-Fi network helps you use less wireless data. If your device can’t connect to Wi-Fi, it automatically switches back to cellular data.
If there aren’t any Wi-Fi networks available, your device automatically switches back to cellular data.
Did you know? Some apps on your device use wireless data even when connected to a Wi-Fi network.
Explore our interactive device tutorials on how to:
Take control with Stream Saver
Use less data when you stream video on your devices. Stream Saver conserves data by detecting video content and streaming it in standard-definition quality (similar to DVD quality, about 480p).
Learn how to manage Stream Saver for your devices
Use built-in device features
Most smartphones and tablets have built-in data-monitoring features. You may also be able to set usage warnings or limits to automatically disable wireless data when you’ve used a certain amount of data.
Get more info at your device manufacturer’s support site.