I can give you a specific for your exact device.
Click at the bottom right of the 3uTools window. Install any pending updates and restart the program. 3. Check Your Internet and Firewall Settings i unable to request shsh 3utools fix install
Are you trying to or just restore to the current version? I can give you a specific for your exact device
If you try to install a version of iOS that Apple is no longer signing, 3uTools cannot "request" the signature (SHSH) from Apple’s servers, and the process fails. 🛠️ Top Fixes for the "Unable to Request SHSH" Error 1. Check if the iOS Version is Signed i unable to request shsh 3utools fix install