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FIRMWARE DETAILS

iOS 17.3 beta 2

Build: 21D5036cJan 3, 2024Delta OTA
Beta

View details

Filename
0a5c1b2f3f78d4dfd956ee06252c7b2532c60de2.zip
File size
505.1 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
cc58c73f1984855ec2f2b54b762da52804651c610e4f475c75c05f35333f4f82
SHA-1
3b3ff9f7f2fe0a692a79f53f8bd6b5a1d84de1a2
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%3B21D5036c.json ↗

MIT — copyright 2022 emiyl
Last imported: Oct 19, 2026, 6:28 PM UTC
Record fingerprint: d2dac38814d94a5ea5597b6a0db4ba62