An iOS 11 feature can quickly disable Touch ID
The new OS, currently in beta, has a feature that lets you quickly dial 911 in an emergency — just push the power button five times in a row and the option to call for help pops up. But the feature also temporarily disables Touch ID until you enter your passcode. Some people are calling it a “cop button.” And with face unlocking expected to arrive on the next iPhone, this feature could become…