FIRMWARE DETAILS
iOS 17.3
Build:
21D50Jan 22, 2024Full OTARelease CandidateStable
View details
- Filename
d2ec9ed833fdd655db4b35c044d9de9359da413d.zip- File size
- 5.72 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
20d45fbab18b01e1f65a41b7aac1c0462851b15c1c2884ffc9c9cd9c9c2841c6- SHA-1
b0b3ad1d5ab7e340b65d345c934763ced6f0ae68- 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 11
UnknowniPhone12,1Signing 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