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FIRMWARE DETAILS

iOS 18.3

Build: 22D63Jan 27, 2025Delta OTA
Stable

View details

Filename
b21df3263ae2b85d8d756e2be2732877f05a97a9.zip
File size
5.40 GB
File type
Delta OTA
Download host
updates.cdn-apple.com
Link availability
Not verified

Source reports active

Last link check
Not checked
SHA-256
e15c9b04dae4afb67273d6cecfe018c87efd52a1ee6b1ca5402aa442c14c7e8a
SHA-1
b21df3263ae2b85d8d756e2be2732877f05a97a9
Required starting builds
19F77, 19G71, 19G82
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)

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%3B22D63.json ↗

MIT — copyright 2022 emiyl
Last imported: Oct 19, 2026, 6:27 PM UTC
Record fingerprint: 720e843978ae854d4eb7ac0262e70285