FIRMWARE DETAILS

iOS 26.3.1

Build: 23D8133Mar 4, 2026Other Firmware

Stable

View details

Filename: 884db871a8244012251956f9c326890c2202d6d8.zip
File size: 294.7 MB
File type: Other Firmware
Download host: updates.cdn-apple.com
Link availability: Not verified
Source reports active
Last link check: Not checked
SHA-256: 3e6bd711807b112c36607898c755f1c21aed2bf3f501b0bda82dad170f1713f2
SHA-1: 884db871a8244012251956f9c326890c2202d6d8
Required starting builds: Not reported
Board restrictions: Not reported

Compatible hardware (1)

iPhone 16 Plus iPhone17,4

Not applicable

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