FIRMWARE DETAILS

iOS 17.3 beta

Build: 21D5026fDec 12, 2023Restore IPSW

Beta

View details

Filename: iPhone15,4_17.3_21D5026f_Restore.ipsw
File size: 7.95 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: d48226919002f25bdb95e9f728d42917000a6aa9a7d39064f7055aa322b46b7c
SHA-1: bcdd2b7e6340846c7a9fb6c8c94c33f5acbdb8db
Required starting builds: Not reported
Board restrictions: Not reported

Compatible hardware (1)

iPhone 15 iPhone15,4

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%3B21D5026f.json ↗

MIT — copyright 2022 emiyl
Last imported: Oct 19, 2026, 6:28 PM UTC
Record fingerprint: 02068c392e032fb64a160afd4cdf5874