FIRMWARE DETAILS

iOS 26.4 beta 3

Build: 23E5223kMar 5, 2026Delta OTA

Beta

View details

Filename: 1655f19a38f1b9aee1fbae470890d5e35127624b.zip
File size: 1.23 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: 28a8adf9d56da3d470c529374987f2c45b68f947c0e728a81a81fe08f7959d40
SHA-1: 1655f19a38f1b9aee1fbae470890d5e35127624b
Required starting builds: 23E5207q, 23E5218e, 23E5223f
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 11 iPhone12,1

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%3B23E5223k.json ↗

MIT — copyright 2022 emiyl
Last imported: Oct 19, 2026, 6:25 PM UTC
Record fingerprint: a5241fdccc2cca875ad6dab5db4124e0