FIRMWARE DETAILS

iOS 26.0.1

Build: 23A355Sep 29, 2025Delta OTA

Stable

View details

Filename: c30bb66e339bf0e3f9b2db79f466a080c6147a7f.zip
File size: 6.38 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: ec0d4ddf30f2ad2344cb15fd4d15322a1ef58d8d67f8f7405a10ce8b7115abc0
SHA-1: c30bb66e339bf0e3f9b2db79f466a080c6147a7f
Required starting builds: 19D50, 19D52, 19E241, 19E258
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 11 Pro iPhone12,3

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%3B23A355.json ↗

MIT — copyright 2022 emiyl
Last imported: Oct 19, 2026, 6:26 PM UTC
Record fingerprint: 7b4dd98cce2b1345904d5ab91a528789