This tiny iOS change will make your iPhone even zippier

Apple rolled out the new iOS 10.3 update Monday — and if you took the plunge and upgraded to the new OS, you might have noticed your iPhone is running a bit more quickly and smoothly than it did before.  

That alone shouldn't be a big surprise. New software should make your phone hum, and this update in particular includes a fancy new modern file system that has played a part in freeing up more storage space on devices than the previous OS. 

But that's not the only reason your iPhone now has some extra pep, according to Apple engineer Renaud Lienhart. He took to Twitter to reveal one of the undocumented tweaks to the OS.    Read more...