FIRMWARE DETAILS

iOS 26.1 beta 4

Build: 23B5073aOct 20, 2025Full OTA

Beta

View details

Filename: 84de6880d680a31aaa7ab34037aafa9a40cd30c0cfd88f14246a9530f365585e.aea
File size: 8.25 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: fde83c522958b98158a7ba27c501e037294b85c549571f292f6be93a194ef583
SHA-1: b149f9c2799ab81cb380744ecd784578e273ca50
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.

iPhone 16 iPhone17,3

Unknown

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

MIT — copyright 2022 emiyl
Last imported: Oct 19, 2026, 6:26 PM UTC
Record fingerprint: 18d16b0fe5b5f30c945b62b572d3ecde