I Unable To Request Shsh 3utools Fix Better Instant

Visit a site like IPSW.me . Select your device and look at the firmware list. If the version you want has a red "X" next to it, Apple is not signing it, and 3uTools cannot fetch a new ticket for it. 2. Put Your Device into DFU Mode

You just succeeded where 3uTools failed. No error messages. i unable to request shsh 3utools fix better

Inside 3uTools:

To avoid “Unable to Request SHSH” in the future: Visit a site like IPSW

If you have used other jailbreak tools (like TinyUmbrella) in the past, your system's "hosts" file might be redirected to a Cydia server instead of Apple’s. Apple is not signing it