FIRMWARE DETAILS

iOS 17.0 beta 6

Build: 21A5312cAug 15, 2023Delta OTA

Beta

View details

Filename: 441ebdd8c13c47c38a7ee92e37129a2aa1067946.zip
File size: 2.84 GB
File type: Delta OTA
Download host: updates.cdn-apple.com
Link availability: Not verified
Source reports active
Last link check: Not checked
SHA-256: 4df9d5b2326c8baf1f8ecef13cb9b55f22a031fc1989b34a11c555acc4d12070
SHA-1: b6e4356438456bbc002fdd2769dc4047a237dd81
Required starting builds: 20G5070a
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%3B21A5312c.json ↗

MIT — copyright 2022 emiyl
Last imported: Oct 19, 2026, 6:28 PM UTC
Record fingerprint: 9b293a26e549c5c3543a6b4a8f181487