FIRMWARE DETAILS

iOS 17.3 beta 3

Build: 21D5044aJan 9, 2024Delta OTA

Beta

View details

Filename: 6d633f5c408506686ba0b79a92784dfa063256af.zip
File size: 556.1 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: eee03d28602bcab6420ec757e803d7f09ea21e99cb115afec0c32ac1ebdc08b3
SHA-1: f6ea31c20c0f7f01c6a62d639493d4459ffe7a52
Required starting builds: 21D5036c
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 13 mini iPhone14,4

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