Apple has just released a new version of iOS for the iPhone, iPad and iPod touch. Listed changes are as follows:

This update contains improvements and bug fixes, including:

• Improves reliability of using HDR option for photos taken using the Lock Screen shortcut
• Addresses bugs that could prevent the new iPad from switching between 2G and 3G networks
• Fixes bugs that affected AirPlay video playback in some circumstances
• Improved reliability for syncing Safari bookmarks and Reading List
• Fixes an issue where ‘Unable to purchase’ alert could be displayed after successful purchase

For information on the security content of this update, please visit this website:

The new iOS build is available for download as an over-the-air update for users with iOS 5.0 or later installed on their devices, or it can be downloaded and installed using iTunes. iOS 5.1.1 is compatible with the iPhone 4S, iPhone 4, iPhone 3GS, new iPad, iPad 2, iPad and third- and fourth-generation iPod touch devices.