FIRMWARE DETAILS

iOS 26.6.1

Build: 23G83Aug 17, 2026Delta OTA

Stable

View details

Filename: 525ac1e14cfbbfcb4ed39402a1d5edde582766bef654f92ec88a1c22f9a499b5.aea
File size: 1.48 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: bfce43981847528361f29ca9a40afdaf7a141692c20dffe2ed435c26f31dd6a8
SHA-1: 7477a1ffbc94d6a1d0010fff2b06479b2bd19f23
Required starting builds: 23F75, 23F77, 23F81
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 15 iPhone15,4

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: b254c862b2beae3a892c0e17d67ccec2