IPSW Portal

Choose aProduct→Choose aPlatform→Choose aVersion→ClickDownload

Download 6.0 (17R5507l) for Apple Watch Series 4 (44mm, LTE)

Version:	6.0
Build:	17R5507l
Signed:	No
Size:	0.66 GB
Release Date:	2019-06-17 17:12:59
Upload Date:	2019-06-15 16:06:37

Secure download directly from Apple's servers