FIRMWARE DETAILS

iOS 27.0 beta 4

Build: 24A5390fJul 20, 2026Delta OTA

Beta

View details

Filename: 26f40768fb424367fc0816d839020113a706a388.zip
File size: 2.74 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: 6f19320f4cc630cb1164d93e3de62d95e9babeb4b4cf21f889c062d5f0182dd5
SHA-1: 26f40768fb424367fc0816d839020113a706a388
Required starting builds: 24A5355q, 24A5370h, 24A5380h
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 SE (2nd generation) iPhone12,8

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%3B24A5390f.json ↗

MIT — copyright 2022 emiyl
Last imported: Oct 19, 2026, 10:55 PM UTC
Record fingerprint: ff837642930b951d4a7d18cfbbbbc6ba