FIRMWARE DETAILS

iOS 26.1 beta

Build: 23B5044lSep 22, 2025Delta OTA

Beta

View details

Filename: 8fbc480a5473c366e62af424796b5a317c4ba5da55b79068854a496c3ec06e2f.aea
File size: 2.21 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: 6f19ace7849a1c63c33fb2397d6603ba0bed7a25aa955ce61fd0b52c34383a23
SHA-1: 533a4d2c8d26d55af53c019ce6f77d682276a27a
Required starting builds: 23A5330a, 23A5336a
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 15 iPhone15,4

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: 70871256a2be85181cbcb28347afcaef