Download iOS 3.1.3 IPSW

Download iOS IPSW for iPhone 3G

Build: 7E18
Baseband: 05.12.01
Release date: Feb 2, 2010
SHA1 Hash: f5950afca546f93e281ba3cdb08bc0cfed7f0896
Features, Updates, Bugfix, and Changelog of iOS :

  • Improves accuracy of reported battery level on iPhone 3GS
  • Resolves issue where third-party apps would not launch in some instances
  • Fixes bug that may cause an app to crash when using the Japanese Kana keyboard
  • Fixes security bugs in CoreAudio, ImageIO, Recovery Mode and WebKit
  • Uses a new baseband which patches the exploit previously used by blacksn0w to unlock the iPhone 3G/3GS.
      In Cydia, there are apps which allow the downgrading of the iPhone 3G baseband to work with unlocks, only if the phone has the old baseband bootloader 5.8.
  • Updates WebKit to 528.18

File name: iPhone1,2_3.1.3_7E18_Restore.ipsw

Download link of iOS IPSW for iPhone 3G

Download firmware

Download iPhone1,2_3.1.3_7E18_Restore.ipsw

By clicking the download link above, you are going to download iOS for iPhone 3G IPSW directly from Apple Inc. server.