FIRMWARE DETAILS

iOS 17.7.2

Build: 21H221Nov 19, 2024Full OTA

Stable

View details

Filename: 30a31b77f0be2c20d633ea3ddd0557a794e68bd5.zip
File size: 6.08 GB
File type: Full OTA
Download host: updates.cdn-apple.com
Link availability: Not verified
Source reports active
Last link check: Not checked
SHA-256: 8039787b98f29d93ff3771454550ae5a49f5e73121736a59243e0d7548e50a80
SHA-1: 46af6d9fdaa0333a2a53936e1b7028a8f00594a2
Required starting builds: Not reported
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 (3)

iPhone XS iPhone11,2

Unknown

iPhone XS Max iPhone11,6

Unknown

iPhone XS Max (China mainland) iPhone11,4

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%3B21H221.json ↗

MIT — copyright 2022 emiyl
Last imported: Oct 19, 2026, 6:27 PM UTC
Record fingerprint: 346e1c45f7ddd8916eb8bb86f371980e