FIRMWARE DETAILS

iOS 17.3 beta 3

Build: 21D5044aJan 9, 2024Full OTA

Beta

View details

Filename: 6352dd3ad98923fc81b9a49e32403509693a3971.zip
File size: 5.99 GB
File type: Full OTA
Download host: updates.cdn-apple.com
Link availability: Not verified
Source reports active
Last link check: Not checked
SHA-256: 38daff98ce2c824a8e41586a211a495d650ebab8c02ac0c2d196cde169d282b1
SHA-1: 0d78df99d6ca4e30934d1ae64c5f8101856246f6
Required starting builds: Not reported
Board restrictions: Not reported

OTA packages can require an exact starting build and board. A matching hardware identifier alone is not sufficient for installation.

Compatible hardware (3)

iPhone XS iPhone11,2

Unknown

iPhone XS Max iPhone11,6

Unknown

iPhone XS Max (China mainland) iPhone11,4

Unknown

Signing is specific to the device and file. A signed build does not guarantee a downgrade or successful installation.

Source provenance

AppleDBhttps://api.appledb.dev/ios/iOS%3B21D5044a.json ↗

MIT — copyright 2022 emiyl
Last imported: Oct 19, 2026, 6:28 PM UTC
Record fingerprint: 64f287e6963a6e99dabd1ecff07b4785