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FIRMWARE DETAILS

iOS 26.3.1

Build: 23D8133Mar 4, 2026Delta OTA
Stable

View details

Filename
61cebd763b468f18d86402eae1b84d72a8afa57adaad4cca1512f0788bb76c9c.aea
File size
2.15 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
4f931a0f6979f1e7f8cd3d6543b215bee9db7334f28ea94ed39e56ba2de72b70
SHA-1
471b4342ec8d9ae8356e49268e40c18ac16cd2b5
Required starting builds
23B82, 23B85
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)

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%3B23D8133.json ↗

MIT — copyright 2022 emiyl
Last imported: Oct 19, 2026, 6:25 PM UTC
Record fingerprint: d48da896f63809bf3a31e9d1728e206a