More specifically, your i Phone ( or i Pad) screen may go black when you launch an app.
Users stated that this problem occurs when an app is launched the first time.
Main sections in this article: Read next: i OS 9 review | i OS 9 vs i OS 8 | i OS 9 tips & tricks | Can my i Pad/i Phone get i OS 9?Click on the a A fonts, then see if scrolling view button is on green; if so, just turn it off and you should be all set.This happened to me and I tried everything before going to Apple Store where they quickly got me back to 2 page view by doing this simple step!!! Because it has attracted low-quality or spam answers that had to be removed, posting an answer now requires 10 reputation on this site (the association bonus does not count).With i Books, you have the ability to open, view and print PDFs all within i Books on i Pad, i Phone or i Pod touch.When you view a PDF file (email or Safari browser), simply tap “Open in i Books,” located in the upper-right corner of the screen. Are you getting an error when trying to view the i Books Store or redownloading an i Cloud-stored book in your library?