FIRMWARE DETAILS

iOS 17.4 RC

Build: 21E217Feb 27, 2024Restore IPSW

Release Candidate

View details

Filename: iPhone12,1_17.4_21E217_Restore.ipsw
File size: 7.38 GB
File type: Restore IPSW
Download host: updates.cdn-apple.com
Link availability: Not verified
Source reports active
Last link check: Not checked
SHA-256: 11c9d73afd0af309196ef18874e26c7349419855c0485d90c1bda1ed79c493ea
SHA-1: 12811faf332e5b704ebc3299a6c8a6460a358bae
Required starting builds: Not reported
Board restrictions: Not reported

Compatible hardware (1)

iPhone 11 iPhone12,1

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%3B21E217.json ↗

MIT — copyright 2022 emiyl
Last imported: Oct 19, 2026, 6:28 PM UTC
Record fingerprint: c0cbd73a7018633fa09ab870ccf9000c