FIRMWARE DETAILS
iOS 17.3
Build:
21D50Jan 22, 2024Full OTARelease CandidateStable
View details
- Filename
5c6108826152d400d9fd62a899c887dd0b57a685.zip- File size
- 5.85 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
7076d759c841781d205406af1264e0510f5b2dc9460ea4f9a52e0eaeea4e7d74- SHA-1
7d07d2f04e6302397e2ba07ee857afaeeb5d70d7- 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 (2)
iPhone 11 Pro
UnknowniPhone12,3iPhone 11 Pro Max
UnknowniPhone12,5Signing 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