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FIRMWARE DETAILS

iOS 17.2

Build: 21C62Dec 11, 2023Delta OTA
Release CandidateStable

View details

Filename
bd93653cb063584633a4f0f4ae85b61d0d94c386.zip
File size
1.17 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
6b1176359c6f28c0bc48cca21ae8dcc1b9da41b3a4c1c29a554c6db98000f7b0
SHA-1
d5c8c4916c7a11fd34d6c8f02066c9d1ea5127ab
Required starting builds
21B101, 21B74, 21B91
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 iPhone12,1
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%3B21C62-RC.json ↗

MIT — copyright 2022 emiyl
Last imported: Oct 19, 2026, 6:28 PM UTC
Record fingerprint: 12e9b0a1fbc9dd6d0927a28fed7f6755

AppleDBhttps://api.appledb.dev/ios/iOS%3B21C62.json ↗

MIT — copyright 2022 emiyl
Last imported: Oct 19, 2026, 6:28 PM UTC
Record fingerprint: d33a82b5a75a08f1ed04e3efe87d214f