It's a little strange that the last time the company Amercian Apple He did not offer any detail about the updates made to iOS. They said they would not be problems with security or functionality on the devices launched by the company, but he hinted that they are working on the performance and stability.
Compared to earlier versions 10.3.2 iOS BetaThis Beta 3 it seems that is more consistent volume, aveand around 400MB. However, after the update not see any change. Nor better nor worse. That's good news! :)
Update your therapy is available from iTunes or directly from the phone settings: Settings> General> Software Update. The condition is to have more e 50% battery power or the devices can be plugged / laptop.