FIRMWARE DETAILS

iOS 26.0.1

Build: 23A355Sep 29, 2025Delta OTA

Stable

View details

Filename: 54774befd6e7f7e5c05613bf326c6123d2adc89f746b639bcab5f547718f00fb.aea
File size: 838.9 MB
File type: Delta OTA
Download host: updates.cdn-apple.com
Link availability: Not verified
Source reports active
Last link check: Not checked
SHA-256: fd7ebfadeeef765c9d7aa6e11b4e59b8b469e2e4ff92b64ec526391d5956db59
SHA-1: 8b2aeed12f2967cadfeb57449ba9fd52ff8d6483
Required starting builds: 23A330, 23A341
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 Air iPhone18,4

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: 7b4dd98cce2b1345904d5ab91a528789