FIRMWARE DETAILS

iOS 26.6.1

Build: 23G83Aug 17, 2026Delta OTA

Stable

View details

Filename: f0599083905b0d7a8f4c2bd09703bbc563f8bdbf.zip
File size: 3.83 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: dc87f9d0f8ff576b13902a2e0e8fd09bb2b1ee31c87514ad3ea6273a5f5bb5ac
SHA-1: f0599083905b0d7a8f4c2bd09703bbc563f8bdbf
Required starting builds: 23A355, 23A357, 23A365
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 13 iPhone14,5

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%3B23G83.json ↗

MIT — copyright 2022 emiyl
Last imported: Oct 19, 2026, 6:25 PM UTC
Record fingerprint: b254c862b2beae3a892c0e17d67ccec2