FIRMWARE DETAILS

iOS 18.7.7

Build: 22H340Apr 1, 2026Delta OTA

Stable

View details

Filename: 9239a91d5fb8d45c9e0a7b210f3394d38eb0187b4b8040ce5b47a6d44d40f38a.aea
File size: 4.50 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: 894a72406bf761dc3dcc01d2a9e64381c9745ccf0b5b186b965c73a2927f0e73
SHA-1: d9d32737ff75a9eda30c487ceefb3aa7a0409bb6
Required starting builds: 21F101, 21F79, 21F90
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, 6:26 PM UTC
Record fingerprint: 6e53209eba58b2fa15214d2f2716a96c