I assumed that (like me) she put the iOS 11 beta on her less life-critical iPad and left her phone on iOS 10. I wouldn't trust iOS 11 on my primary device quite

I assumed that (like me) she put the iOS 11 beta on her less life-critical iPad and left her phone on iOS 10. I wouldn't trust iOS 11 on my primary device quite yet. Several apps I use on my iPad have critical issues that make them unusable.