FIRMWARE DETAILS

iOS 17.1.2

Build: 21B101Nov 30, 2023Full OTA

Stable

View details

Filename: 827288e19fa2a72d627e4cd96737a4508a9f00bb.zip
File size: 6.21 GB
File type: Full OTA
Download host: updates.cdn-apple.com
Link availability: Not verified
Source reports active
Last link check: Not checked
SHA-256: 6c081e314aa93c9cc1c86030a796c3b623d61cf8ecc9e0925bbd0bcc341b67ef
SHA-1: 806c02787adc5b09e1d21acbd27d56fc75b7efbf
Required starting builds: Not reported
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 14 Plus iPhone14,8

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%3B21B101.json ↗

MIT — copyright 2022 emiyl
Last imported: Oct 19, 2026, 6:28 PM UTC
Record fingerprint: 4f30a5cce34598c7be862eafa91e271b