IPSW Portal

Choose aProduct→Choose aPlatform→Choose aVersion→ClickDownload

Download 12.1.2 (16K6534) for Apple TV 4 (2015)

Version:	12.1.2
Build:	16K6534
Signed:	No
Size:	1.37 GB
Release Date:	2019-01-22 18:13:28
Upload Date:	2019-01-11 23:39:17
Release Type:	Beta

Secure download directly from Apple's servers