Verify if the specific iOS version you want is listed as available for your device. Summary Checklist Why it works Update 3uTools Fixes bugs with new hardware like iPhone 15/16. Check Signing Confirms Apple actually allows that iOS version. Use iTunes Flash Bypasses "Easy Flash" bugs. Repair Drivers Ensures a stable USB connection.
With the phone in DFU mode, a certified cable plugged in, and the antivirus turned off, Alex decided to try requesting the SHSH blob for the currently signed iOS version instead of the old one. how to fix error unable to request shsh on 3utools when new
in the 3uTools Toolbox to "Repair Driver." Corrupted drivers can block the connection needed for SHSH requests. Network Check Verify if the specific iOS version you want
You're encountering an issue with 3uTools, specifically an error that prevents you from requesting SHSH blobs. This problem often arises when trying to work with newer devices or firmware versions. Here are steps to troubleshoot and potentially fix the error: Use iTunes Flash Bypasses "Easy Flash" bugs
SHSH blobs are digital signatures Apple issues to authorize a specific iOS version installation on a specific device. When you restore or flash firmware, 3uTools tries to request these blobs from Apple’s servers.
A hidden bug in 3uTools causes it to timeout when automatically checking Apple’s firmware.json file for new devices. Disabling this feature forces a manual query.