FIRMWARE DETAILS

iOS 17.3 beta 3

Build: 21D5044aJan 9, 2024Delta OTA

Beta

View details

Filename: dab271ffbe19899dd7dfa36065c9d1780d4c892b.zip
File size: 498.1 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: 93877d384579bff1b472028c3f0295b005ba8c70ba390913f9a2b154634fc9eb
SHA-1: 79ca76f854ad96e2b5a819fef3e53bc2ea40e391
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)

iPhone 11 Pro iPhone12,3

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