FIRMWARE DETAILS

iOS 26.6.1

Build: 23G83Aug 17, 2026Delta OTA

Stable

View details

Filename: a18551b375f2b9ec2b0f82b208248bc9750ff7ef.zip
File size: 5.27 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: 68f406e5ae3cf823aefb916195a1a19ddc9fb620c1caf0e859f87a3a7297d62b
SHA-1: a18551b375f2b9ec2b0f82b208248bc9750ff7ef
Required starting builds: 21H216, 21H221
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%3B23G83.json ↗

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