Apple releases iOS 10.2 public beta 4

Apple today started rolling out the fourth public beta version of iOS 10.2, an update that became available to developers earlier today and will become available for everyone to install in the next few weeks.
The public beta is a way for Apple to test out the next version of its operating systems before they go out to the general population so that Apple can figure out what to fix. Unlike developer beta releases, public beta releases can be accessed free of charge by signing up for Apple’s