✗ This firmware is not signed. This means you cannot restore to it in Finder, the Apple Devices app, iTunes, or idevicerestore.
| Upload Date | October 5, 2009 |
|---|---|
| Filename | iPhone1,2_3.1.2_7D11_Restore.ipsw |
| Filesize | 242 MiB |
| SHA256sum | cc0629c118016709228c54c450d86f4d2352377f12ab3da7097f90564916a2e9 |
| MD5sum | fc9d1c3f6dacb7e97639ac09a088f41a |
| SHA1sum | b1a6ab2771bb5da372ba75a8fa3e1d72b71359d0 |
| Identifier | iPhone1,2 |
iPhone OS 3.1.2 Software Update
This update contains bug fixes and improvements, including the following:
• Resolves sporadic issue that may cause iPhone to not
wake from sleep
• Resolves intermittent issue that may interrupt cellular
network services until restart
• Fixes bug that could cause occasional crash during
video streaming
Products compatible with this software update:
• iPhone
• iPhone 3G
• iPhone 3GS
For feature descriptions and complete instructions, see the user guide for your iPhone at:
http://www.apple.com/support/manuals/iphone
For more information about iPhone, go to:
To troubleshoot your iPhone, or to view additional support information go to:
http://www.apple.com/support/iphone
This update contains security content originally included in previous iPhone Software Updates. For more information, please visit this website: