I Unable To Request Shsh 3utools Fix Better [upd] -

This only works for 64-bit devices (iPhone 5s and later) and usually requires the device to be in DFU mode .

If you've followed these steps and still receive the "Unable to request SHSH" error, it is likely that the window for that specific iOS version has closed forever. In the world of iOS, timing is everything! i unable to request shsh 3utools fix better

Restart your PC. This clears the corrupt network pipelines that 3uTools chokes on. This only works for 64-bit devices (iPhone 5s