Download iOS 4.3.4 IPSW

Download iOS IPSW for iPhone 3GS

Build: 8K2
Baseband: 05.16.02
Release date: Jul 15, 2011
SHA1 Hash: be06903d55dc13d8948ae4cfa619a277df4d4e5b
Features, Updates, Bugfix, and Changelog of iOS :
This update contains no important changes. Nothing but preventing the JailbreakMe to work.

  • Disabled the possibility of viewing a maliciously crafted PDF file that may lead to an unexpected application termination or arbitrary code execution
  • Disabled a malicious code running as the user may gain system privileges
  • Disabled “incomplete signing attacks”, blocking “Untethered” Jailbreak for a long time

File name: iPhone2,1_4.3.4_8K2_Restore.ipsw

Download link of iOS IPSW for iPhone 3GS

Download firmware

Download iPhone2,1_4.3.4_8K2_Restore.ipsw

By clicking the download link above, you are downloading the IPSW firmware file version for iPhone 3GS from Apple Inc. server.