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FIRMWARE DETAILS

iOS 17.6.1

Build: 21G93Aug 7, 2024Delta OTA
Stable

View details

Filename
02a21b7a0046c2777b4b6746300bb208584297d1.zip
File size
2.05 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
f24112b54339b1250fd0aba2d7c6f8d97634759ff15a1873cf4d0364e29f1587
SHA-1
ffeeb72fe51373bb7b4b2d9bb60b2e106135e0da
Required starting builds
21A326, 21A329, 21A360
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%3B21G93.json ↗

MIT — copyright 2022 emiyl
Last imported: Oct 19, 2026, 6:28 PM UTC
Record fingerprint: 8a28e6d5071ff14eae9c5468f13f3b57