If you like to jailbreak and unlock your iPhone, you’ll want to backup your existing SHSH blobs before you install a new version of iOS. With the release of iOS 4.2 just around the corner, it’s a good idea to do this now if you intend on unlocking your device in the future.
If you need to download iPad firmware and IPSW files, here are the links to do so. These are the original unmodified IPSW files, for versions 3.2 and up for iPad. You can also download iPhone firmware or iPod touch firmware if you need to. iPad Firmware & IPSW Downloads These .ipsw files are hosted … Read More
This is a comprehensive download list of all the firmware files for iPod touch 2G, iPod touch 3g, and iPod touch 4G, with IPSW from 3.1.2 to the current 4.1.0. All of these IPSW files are hosted with Apple and direct linked to their servers. If you have an iPhone, you can download iPhone firmware … Read More