Connect and share knowledge within a single location that is structured and easy to search. IOS 9. X bricked my last device, so a replacement phone with IOS 7. X arrived. Before upgrading to the latest 9. Sign up to join this community. The best answers are voted up and rise to the top. Stack Overflow for Teams — Collaborate and share knowledge with a private group.
Create a free Team What is Teams? Learn more. Asked 5 years, 2 months ago. Active 5 years ago. Viewed 1k times. Improve this question. SHSH Blobs, at the moment, are not useful. IronCraftMan: thank you for the comment. Why are they not useful today? I thought that they were the key to installing older versions of IOS. There is no "key to installing older iOS" any more. As of Cydia 1. To use this process, Cydia's servers must already have saved SHSH blobs on file for your device for the iOS version you want to restore to.
To use the Cydia server to restore to a firmware no longer being signed by Apple e. Make sure you open your text editor as an administrator. Then go along with the restore process. If the restore fails after 'Verifying iPhone restore with Apple' with iTunes error or something similar, you have not set it up correctly or saurik's server doesn't have your SHSH for that version.
It uses the hosts file to redirect the Apple firmware server to saurik's. When it's requested at saurik's, if you've saved it, it finds the SHSH and continues with the restore. This simple replay process no longer works to restore to iOS 5. After iOS 6.
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