FIRMWARE DETAILS

iOS 13.1.3

Build: 17A878Oct 15, 2019Restore IPSW

Stable

View details

Filename: iPhone11,8_13.1.3_17A878_Restore.ipsw
File size: 4.04 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: 8e81b64f0bd7dd5d4d71ebb2ea372d48be2d2c6038136ea29b9907c9046fafb7
SHA-1: a751d03cb4dd324bf702d618439d049a8c940efb
Required starting builds: Not reported
Board restrictions: Not reported

Compatible hardware (1)

iPhone XR iPhone11,8IPSW.me public API retrieval · Oct 21, 2026, 5:16 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: d3d715adff478e1e31295c219e839a0e