FIRMWARE DETAILS

iOS 26.3.1 (a)

Build: 23D771330aMar 17, 2026Delta OTA

Stable

View details

Filename: eb622cd6e0658e0dbc02e9bb92d82ef4ce0db759c2cdb66e763f4b07b6215ed4.aea
File size: 27.3 MB
File type: Delta OTA
Download host: updates.cdn-apple.com
Link availability: Not verified
Source reports active
Last link check: Not checked
SHA-256: 2cdf67f481a1f67f5786ee5bb66f355a6244a765ebc3231dee27cd0e22b35be6
SHA-1: 8f45384de8d1a16913eb9cc2e32622baf163d2d2
Required starting builds: 23D8133
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 16e iPhone17,5

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: 8ecf2050050d2259356591e5a8aeef8f