May 23, 2011 · What is the logic behind the "wave your device in a figure of eight to calibrate the compass"? Oct 3, 2016 · I have a very basic question: if I enable GPS in my iPhone when in an airplane cruising at an altitude between 30000-40000 feet (roughly 9-12 km), will the GPS actually give valid data? The iOS Settings app provides an URL scheme (prefs:) which can be used to open the app directly on a particular page from other apps, in particular, shortcut apps such as Launch Center. There are Mar 12, 2016 · How exactly does iPhone's Compass app work? Is there some kind of chip sensitive to Earth's magnetic field or does it deduce the device's orientation from GPS and other location data? Or … Yes, airplane mode shuts down the radios that amplify all antenna circuitry. Compass isn't affected by airplane mode other than not being tuned by GPS location. Is there a magnet or something similar in the … Jul 17, 2020 · Its been 3 days since I changed my password but "find my iphone" still has a grey navigation compass arrow next to it. I was wondering if there is any way to see who/what is using … You should be fine. As you note, there are magnets (which are actually fairly strong for their size) in the iPad and Smart Cover. There are no magnetic components aside from the Smart Cover attachment ….
