http://wccftech.com/ios-11-1-public-beta-4-now-available-download/ >Right on cue, Apple’s iOS 11.1 Public Beta 5 for iPhone, iPad and iPod is now available for download. Here’s how you can update. >Having released iOS 11.1 Beta 5 a while back for developers, iOS 11.1 Public Beta 5 has been released for public testers. It’s absolutely free, of course, and you can update your device right now if you so wish. I would highly recommend that you do so without hesitating since new beta updates add a fair bit of stability and improve performance by a great deal.