FIRMWARE DETAILS

iOS 17.2 beta 4

Build: 21C5054bNov 28, 2023Delta OTA

Beta

View details

Filename: 93a730a1b737d702977ebcd06df73cb054e329fa.zip
File size: 567.8 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: 724bc76112e5341cd59f1d47ce6d7224a4d28c71e812d8bd45992cdbffeb6bd8
SHA-1: 551f502f54074c614c31ea9c61684f477b00ba05
Required starting builds: 21C5046c
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 Pro iPhone14,2

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%3B21C5054b.json ↗

MIT — copyright 2022 emiyl
Last imported: Oct 19, 2026, 6:28 PM UTC
Record fingerprint: 8a5d0e9f998e015dade556b1b5efefaf