OS X Daily writes, You can tell if Location Services is being used on an iPhone or iPad because a little purple arrow icon appears in the upper right corner of the menubar in iOS. If you’ve never paid attention to this before, it matters because when Location Services are being used it can drain your battery much faster than usual, this is because the app determining your location is constantly using network activity and GPS to pinpoint your coordinates and, usually, report it back to the apps servers. If you see that purple location services arrow pop up and you have no idea what app u Here is how to...
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