Last Updated on August 9, 2022 by Mathew Diekhake

OS 5.1.1 firmware has been made available to download for these devices. The firmware is for iPhone 4S, iPhone 4, 3GS, iPad, and iPod Touch. Check after the jump to find the direct links.

iOS 5.1.1 Change-log

  • 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 IPhone 3GS

For IPhone 4

For IPhone 4S

For IPad 1

For IPad 2

For The IPad 3

For IPod Touch 3G

For IPod Touch 4G

Looking for other iPhone firmware? Check our firmware page for a complete list