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FIRMWARE DETAILS

iOS 26.3.1

Build: 23D8133Mar 4, 2026Delta OTA
Stable

View details

Filename
ba101e1dbe6f6bfff18217d6e0e09af4f0866c68291f7bd7b12f2b146b6d0927.aea
File size
1.98 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
c7f7153e6071891d1d21a259412165e538bb4a370f6b903a16f924ecbd023afd
SHA-1
766282a2ecfa250612c6e03688a6e5ee52fe151d
Required starting builds
23C52, 23C54, 23C55, 23C71
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