iPhone 4s · iPhone4,1

iPhone 4s · iOS 5.1.1

9B206Unsigned

Catalog data · Last updated: Oct 21, 2026, 4:42 PM UTC

Restore IPSW for iPhone 4s: iOS 5.1.1, build 9B206.

Firmware information

Version: iOS 5.1.1
Build: 9B206
IPSW: Restore IPSW
Size: 0.78 GB
Release date: Not available
File name: iPhone4,1_5.1.1_9B206_Restore.ipsw
Download host: secure-appldnld.apple.com

IPSW download

Check the model and signing status before downloading.

Download IPSW

Download hostsecure-appldnld.apple.comiPhone4,1_5.1.1_9B206_Restore.ipsw

The catalog marks this build as unsigned. A normal restore may not be accepted.

Back up before you restore. A restore can erase the data on the device. The identifier has to match, and a file you can download may still be rejected for restore.

Checksum

SHA-256b6870acf127a58e2775f93b9314cc678ac39caed7f0cbd13699f5f3a09c6f277

SHA-1ac99928cc52fcb24502959ace3c36a63ba75ab6c

MD550d2ef6d24b99525786aea25bb1f69cf