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FIRMWARE DETAILS

iOS 17.3 beta 3

Build: 21D5044aJan 9, 2024Delta OTA
Beta

View details

Filename
9bdaec27ca5e131c57a5c28841dfbca3bef60753.zip
File size
490.5 MB
File type
Delta OTA
Download host
updates.cdn-apple.com
Link availability
Not verified

Source reports active

Last link check
Not checked
SHA-256
a33ef0ed88eaa55a430dd3581493f6b37ad1bdb431d538317367bb0940f384a0
SHA-1
2e88f614c359ed5ef23e9448486a285622cb19ea
Required starting builds
21C5054b
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 (1)

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