Apple has released iOS 6.1.1 for the iPhone 4S following data connectivity concerns with iOS 6.1. This morning we told you that European carriers warned iPhone 4S users not to update to 6.1 because of cellular bugs in the new software. Many users have also complained about poor battery performance after updating to 6.1 as well.
According to Apple, 6.1.1 “fixes an issue that could impact cellular performance and reliability for iPhone 4S.”
You can download iOS 6.1.1 as an over-the-air update or via this direct download link. It appears to be only available for the iPhone 4S.