firmwarehub.
العربية
FIRMWARE DETAILS

iOS 17.3

Build: 21D50Jan 22, 2024Delta OTA
Release CandidateStable

View details

Filename
e164322b1f90369dc7467e902be48b45e7ff2dc7.zip
File size
4.64 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
f6a15fdff82e78366026cb3f7738c81ebd1034b26f27ebbb2b2996ba6f10e492
SHA-1
6e025ba140d69e0ab378b86034ff3a216cddf57b
Required starting builds
19H117, 19H12, 19H218
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 13 mini iPhone14,4
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%3B21D50-RC.json ↗

MIT — copyright 2022 emiyl
Last imported: Oct 19, 2026, 6:28 PM UTC
Record fingerprint: 4b3232377333738272b60b561711624e

AppleDBhttps://api.appledb.dev/ios/iOS%3B21D50.json ↗

MIT — copyright 2022 emiyl
Last imported: Oct 19, 2026, 6:28 PM UTC
Record fingerprint: b760c8e57a8ccf1aa32ec81eaf502938