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FIRMWARE DETAILS

iOS 17.3 beta 3

Build: 21D5044aJan 9, 2024Delta OTA
Beta

View details

Filename
e38bf0b5136378b0e6eda2b93bf57f1527964796.zip
File size
575.1 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
b75fc3f66ff7df0cb4e8f1b882b5372ea40d461ad2692d9a4f6ee0ee0f66d2ae
SHA-1
3a44a7a54ae8dcb9b30484ec81343312dea84ba0
Required starting builds
21D5026f
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