FIRMWARE DETAILS

iOS 13.0

Build: 17A577Sep 19, 2019Restore IPSW

Stable

View details

Filename: iPhone11,8_13.0_17A577_Restore.ipsw
File size: 4.09 GB
File type: Restore IPSW
Download host: updates.cdn-apple.com
Link availability: Not verified
Source did not report availability
Last link check: Not checked
SHA-256: b7629b61926f6aadee6eba4da0c23f57fd901b23305e4a6a09f0c4c4f2b6ab24
SHA-1: 1340998af9c8d6c1ad16b8b3920571d1d55cef34
Required starting builds: Not reported
Board restrictions: Not reported

Compatible hardware (1)

iPhone XR iPhone11,8IPSW.me public API retrieval · Oct 21, 2026, 11:36 PM UTC

Unsigned

Signing is specific to the device and file. A signed build does not guarantee a downgrade or successful installation.

Source provenance

IPSW.mehttps://api.ipsw.me/v4/device/iPhone11%2C8?type=ipsw ↗

Public API; no blanket open-data license established
Last imported: Oct 19, 2026, 10:59 PM UTC
Record fingerprint: 387c881628d8a198769c329c4cb312d8