FIRMWARE DETAILS

iOS 18.3

Build: 22D63Jan 27, 2025Delta OTA

Stable

View details

Filename: 21fd0d32dfc9993f6292b1dd82260a125b5f1907.zip
File size: 4.00 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: 7f27773d6642a0417b6cc29246cce4a097ea8bfb46447c43067f7dede14a019e
SHA-1: 21fd0d32dfc9993f6292b1dd82260a125b5f1907
Required starting builds: 21H16, 21H216, 21H221
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)

iPhone 13 iPhone14,5

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