firmwarehub.
العربية
FIRMWARE DETAILS

iOS 17.5

Build: 21F79May 13, 2024Full OTA
Release CandidateStable

View details

Filename
b7fe11778a22021ce2310aa162c3fbb0394d1808.zip
File size
5.91 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
d0150a4803216f785cb3157dd85f6a39ba81f0a4dd3d222720c034598c54ed99
SHA-1
f75cacffd2e0d41c382f6a71b089284eb3ad8dda
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 (1)

iPhone XR iPhone11,8
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%3B21F79.json ↗

MIT — copyright 2022 emiyl
Last imported: Oct 19, 2026, 6:28 PM UTC
Record fingerprint: fad1f444ed45a9b0b4e75442c2a737cc

AppleDBhttps://api.appledb.dev/ios/iOS%3B21F79-RC.json ↗

MIT — copyright 2022 emiyl
Last imported: Oct 19, 2026, 6:28 PM UTC
Record fingerprint: 2cce62a34025b5a2ae1d1605ae45809f