You can only save these blobs while Apple is still actively signing that specific iOS version.
Disclaimer: This article is for educational purposes. Modifying iOS may violate your device's warranty or terms of service. The author and website are not responsible for any damage, data loss, or bricked devices. Always back up your data before attempting any unsigned restore. unsigned ipsw restore tool free
Apple rejects the request. iTunes throws errors like Error 3194 or "This device isn't eligible for the requested build." You can only save these blobs while Apple
A comprehensive, all-in-one script that supports a vast array of legacy devices, effectively becoming a one-stop shop for restoring, jailbreaking, and saving blobs. The author and website are not responsible for
The only free tool that works on modern iPhones (12, 13, 14) – if and only if you have blobs.