✗ This firmware is not signed. This means you cannot restore to it in Finder, the Apple Devices app, iTunes, or idevicerestore.
| Upload Date | September 5, 2008 |
|---|---|
| Filename | iPhone1,2_2.1_5F136_Restore.ipsw |
| Filesize | 238 MiB |
| SHA256sum | ce946a55baba284544d91a9c05cbe500145d7219830633dbfb6930a17546ecc4 |
| MD5sum | a79d9fc327afbe687b8036a975c4b105 |
| SHA1sum | c6957dcbf2a95ccfd6dce374a727b1b7700a9043 |
| Identifier | iPhone1,2 |
iPhone 2.1 Software Update
iPhone version 2.1 contains many bug fixes and improvements, including the following:
• decrease in call set-up failures and call drops
• significantly improved battery life for most users
• dramatically reduced time to backup to iTunes
• improved email reliability, notably fetching email from POP and Exchange accounts
• faster installation of 3rd party applications
• fixed bugs causing hangs and crashes if you have lots of 3rd party applications
• improved performance in text messaging
• faster loading and searching of contacts
• improved accuracy of the 3G signal strength display
• repeat alert up to two additional times for incoming text messages
• option to wipe data after ten failed passcode attempts
• Genius playlist creation
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
For information on the security content of this update, please visit this website: