iOS 9.0.1 Problems
Know that there are iOS 9.0.1 problems.
As we pull away from the update's release, we're starting to see iPhone 5s owners and other users complain about various iOS 9.0.1 issues. These problems range from issues with the App Store and apps to various bugs impacting performance. There's even a passcode flaw that you should be aware of.
There are issues but you should also know that most of these problems are isolated to a few iPhone 5s users. That is to say that they don't seem to be affecting millions of iPhone 5s users.
Still, there's no way to predict whether you'll run into these same problems or not so you'll want to prepare yourself and your phone for iOS 9.0.1.
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