Why can't I use data on a plane?


Why can't I use data on a plane? Mobile phone signals can interfere with aircraft navigational and landing guidance systems.” The relationship between phone signals and navigational systems is not an exact science, which is why everyone we spoke to was careful in their language.


What happens if you have airplane mode and Wi-Fi on?

While it depends on your device, most modern phones allow you to use Wi-Fi even when in airplane mode. When you enable airplane mode, Wi-Fi will shut off, but you can enable it again manually. In some cases, Wi-Fi might not shut off when you turn on airplane mode in the first place.


Can I use my phone on a plane to listen to music?

For the moment, the range of activities is still pretty limited. You can use your personal electronics — music players, tablets, e-readers and so on — during all phases of flight, but that comes with several caveats.


Should I put my iPhone on airplane mode when flying?

Per the FAA website's Safety Information page, “The FCC and FAA ban cell phones for airborne use because its signals could interfere with critical aircraft instruments. Devices must be used in airplane mode or with the cellular connection disabled.