watchOS 5.0 (16R364) for Apple Watch Series 4 (44mm, LTE) ✗ This OTA is not signed. OTA firmwares cannot be restored to. IPSW Downloads collects them for
potential future use. They might also be useful if you're doing research.
Release Date September 12, 2018 Upload Date September 1, 2018 Filename aec5afc4214d1f5d7c19f4cb2defa3bbacd62b7e.zip Filesize 1.4 GiB Identifier Watch4,4
All information on these pages is automatically updated. When you click on any Apple Software link on
the site, you are redirected to an Apple server. We do not (and never will) mirror these files. All trademarks are the property of their respective owners. IPSW Downloads is not affiliated with Apple Inc.
© 2026 IPSW Downloads
This page was last modified at 1:25:34 pm UTC on Monday, April 6, 2026 and built at 10:18:38 am UTC on Tuesday, April 7, 2026.