watchOS 5.3.10 (16U711) for Apple Watch Series 2 (38mm) ✓ This OTA is 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 March 24, 2026 Upload Date March 16, 2026 Filename a3c5e56daf6ffa039e42b8b8f2c8b4d53a4d1ff3.zip Filesize 1.3 GiB Identifier Watch2,3
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