This firmware is not signed. This means you cannot restore to it in iTunes.
Release Date | 29 March 2018 |
Upload Date | 19 March 2018 |
File Name | AppleTV5,3_11.3_15L211_Restore.ipsw |
File Size | 1.56 GB |
SHA256sum | a3ac71e3cfaa481a48ef605eebec1bd7c389428881c5de2b40ca5a4f1bf97d23 |
MD5sum | 025919e90be233bc367fadf222e10722 |
SHA1sum | 617aac3c801eede6ffecab2bb0e8e6542f05e917 |
Identifier | AppleTV5,3 |
cd ~/Downloads
.idevicerestore -e AppleTV5,3_11.3_15L211_Restore.ipsw
and press Enter.