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FIRMWARE DETAILS

iOS 17.3

Build: 21D50Jan 22, 2024Restore IPSW
Release CandidateStable

View details

Filename
iPhone11,8_17.3_21D50_Restore.ipsw
File size
7.44 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
d494a14d023cb18958dce7a65ed60419b7c2ed2a6fe6c95498a3baf755ffa1d8
SHA-1
fa05d787159027daebd3013f0552bf5781fcde85
Required starting builds
Not reported
Board restrictions
Not reported

Compatible hardware (1)

iPhone XR iPhone11,8IPSW.me public API retrieval · Oct 23, 2026, 2:42 AM UTC
Unsigned

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%3B21D50-RC.json ↗

MIT — copyright 2022 emiyl
Last imported: Oct 19, 2026, 6:28 PM UTC
Record fingerprint: 4b3232377333738272b60b561711624e

IPSW.mehttps://api.ipsw.me/v4/device/iPhone11%2C8?type=ipsw ↗

Public API; no blanket open-data license established
Last imported: Oct 19, 2026, 10:59 PM UTC
Record fingerprint: 6cfa4b33629769c9cf8670703584b31c

AppleDBhttps://api.appledb.dev/ios/iOS%3B21D50.json ↗

MIT — copyright 2022 emiyl
Last imported: Oct 19, 2026, 6:28 PM UTC
Record fingerprint: b760c8e57a8ccf1aa32ec81eaf502938