Since folders first appeared on iOS, there have always been glitches that make it possible to place a folder within a folder. iOS 9 is no different, it too allows you to nest folders on your iPhone. To do so is extremely easy, and requires no quick movements, or ridiculous over the top finger cramping combinations methods.
The only downside about using this method to nest folders is that you'll have to do it all over again when you restart your iPhone. In this post and video, I'll show you how simple it is to nest folders on iOS 9 in just a few seconds.