✗ This firmware is not signed. This means you cannot restore to it in Finder, the Apple Devices app, iTunes, or idevicerestore.
| Upload Date | January 22, 2010 |
|---|---|
| Filename | iPhone2,1_3.1.3_7E18_Restore.ipsw |
| Filesize | 291 MiB |
| SHA256sum | 8fb97807f4a1b8ec6febf1b9e6176876bf51930b1beb6d1a0a93240189bc1bc8 |
| MD5sum | 4117e4b22565e69205a84e9eeef0583e |
| SHA1sum | 8cb3775e62c6f72059a962bf891b4e145b965052 |
| Identifier | iPhone2,1 |
iPhone OS 3.1.3 Software Update
This update for iPhone and iPod touch contains bug fixes and improvements, including the following:
• 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
Products compatible with this software update:
• iPhone (all models)
• iPod touch (all models)
For feature descriptions and complete instructions, see the user guides for iPhone and iPod touch at:
http://support.apple.com/manuals/iphone
http://support.apple.com/manuals/ipodtouch
For more information about iPhone and iPod touch, go to:
http://www.apple.com/ipodtouch
To troubleshoot your iPhone or iPod touch, or to view additional support information go to:
http://www.apple.com/support/iphone
http://www.apple.com/support/ipodtouch
For information on the security content of this update, please visit this website: