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FIRMWARE DETAILS

iOS 17.3

Build: 21D50Jan 22, 2024Restore IPSW
Release CandidateStable

View details

Filename
iPhone12,8_17.3_21D50_Restore.ipsw
File size
7.29 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
dec7acd511d16cb1bfc262e2e9d595bbca6b4f60ca40643f6ce9e4363b1b79f5
SHA-1
a444563b583ea64986960113ffbcc381d7fcbe87
Required starting builds
Not reported
Board restrictions
Not reported

Compatible hardware (1)

iPhone SE (2nd generation) iPhone12,8IPSW.me public API retrieval · Oct 22, 2026, 9:22 PM UTC
Unsigned

Signing is specific to the device and file. A signed build does not guarantee a downgrade or successful installation.

Source provenance

IPSW.mehttps://api.ipsw.me/v4/device/iPhone12%2C8?type=ipsw ↗

Public API; no blanket open-data license established
Last imported: Oct 19, 2026, 6:20 PM UTC
Record fingerprint: 3cf573f42dfe5b51c7a88b161ab05912

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