This firmware is not signed. This means you cannot restore to it in iTunes.
Release Date | 13 December 2017 |
Upload Date | 10 December 2017 |
File Name | AppleTV5,3_11.2.1_15K152_Restore.ipsw |
File Size | 1.53 GB |
SHA256sum | b319cbe4a7931d7dc09a16892c5dfe393c36219419e30256b4f82c581656700d |
MD5sum | ae6010f631fcf99464e4e759c3e9658a |
SHA1sum | 73c390f6a4d210308d352a7a821f2a1516c63d5d |
Identifier | AppleTV5,3 |
cd ~/Downloads
.idevicerestore -e AppleTV5,3_11.2.1_15K152_Restore.ipsw
and press Enter.