IPSW Portal

Choose aProduct→Choose aPlatform→Choose aVersion→ClickDownload

Download 8.1.1 (12B5435) for Apple TV 3 (2013)

Version:	8.1.1
Build:	12B5435
Signed:	No
Size:	0.87 GB
Release Date:	2014-11-17 18:06:02
Upload Date:	2014-11-10 22:18:47
Release Type:	Beta

Secure download directly from Apple's servers