FIRMWARE DETAILS

iOS 26.6 beta 4

Build: 23G5057cJul 6, 2026Delta OTA

Beta

View details

Filename: 1501167e9c02fb15d6dd611f4dfd31b0f0f67c11d31f24720d82dcaaea16b883.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: 6bcb0851e709867a007a3e842bfc60e9875258459d8213606036bf46769ec821
SHA-1: 7231048e7e5e5c1c196d4ec854d62f6ca59055cf
Required starting builds: 23G5028e, 23G5043d, 23G5052d
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 17 Pro iPhone18,1

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: 5fab536cb299e723cfc8748a012736f8