FIRMWARE DETAILS

iOS 26.5 beta

Build: 23F5043kApr 3, 2026Delta OTA

Beta

View details

Filename: 4b0e7bfad7dadbdc17e309d841c3c6fee78308079bc9e054eb47e5dbedec91bf.aea
File size: 1.38 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: 8f03cd89f2bdd15a41304d1247ed16761b7a98bf29af515781808dd3e3055225
SHA-1: 83c2a11f3fb533507694e40dee918eed226d51d0
Required starting builds: 23E5223f, 23E5234a
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, 6:25 PM UTC
Record fingerprint: 2055042d29b86d5d06a9a180142a311f