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FIRMWARE DETAILS

iOS 13.4

Build: 17E255Mar 24, 2020Restore IPSW
Stable

View details

Filename
iPhone11,8,iPhone12,1_13.4_17E255_Restore.ipsw
File size
4.64 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
39bb4c418386fcc990ac51b3b6d54550c81b4325beef82a2cf617f1fb0eb718f
SHA-1
85a6c3585ff0b56fd35c90686d002de166692174
Required starting builds
Not reported
Board restrictions
Not reported

Compatible hardware (2)

iPhone 11 iPhone12,1IPSW.me v4 third-party restore observation (retrieval time) · Oct 19, 2026, 10:59 PM UTC
Unknown
iPhone XR iPhone11,8IPSW.me v4 third-party restore observation (retrieval time) · Oct 19, 2026, 10:59 PM UTC
Unknown

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: 0a191d014ac2d12a34e18b0ad7afeead

IPSW.mehttps://api.ipsw.me/v4/device/iPhone12%2C1?type=ipsw ↗

Public API; no blanket open-data license established
Last imported: Oct 19, 2026, 6:20 PM UTC
Record fingerprint: 8f714d99e1974d0ec75fcfd9dedc0d19