Each time you allow iTunes to update your iOS device, iTunes will automatically delete the previous iOS firmware (ipsw) file from your computer. As a result you will not be able to restore your iOS device to one of these older iOS firmware.
I decided to create a place where I list all the iOS firmware Apple ever released in the past. The following are all hyperlinks to Apple’s official repositories, so there are no worries if any of these package contains malware payloads.
Continue reading “iOS Firmware Repositories [Updated: April 14, 2011]”