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iOS 5.1 - Better Battery Life

Users of iPhone 4S that have been have poor battery performance will really like iOS 5.1.  There has been many discussions on Apple Discussion boards about poor iPhone 4S Battery Life, many users will be very very happy with the extended battery life they will now see.

iOS 5.1 is now available by plugging your iOS device into your computer and upgrading via iTunes or by selecting  Settings -> General -> Software Update, and following the on screen prompts (need to be running iOS 5.0 to do the Software Update on your iPhone or iPad).

Disabling 3G can also improve your battery life in your iOS 5.1 device

After upgrading - add your comments below.