iPhone 3G · iPhone1,2

iPhone 3G · iOS 2.1

5F136Unsigned

Catalog data · Last updated: Oct 21, 2026, 5:57 PM UTC

Restore IPSW for iPhone 3G: iOS 2.1, build 5F136.

Firmware information

Version: iOS 2.1
Build: 5F136
IPSW: Restore IPSW
Size: 0.23 GB
Release date: Not available
File name: iPhone1,2_2.1_5F136_Restore.ipsw
Download host: secure-appldnld.apple.com

IPSW download

Check the model and signing status before downloading.

Download IPSW

Download hostsecure-appldnld.apple.comiPhone1,2_2.1_5F136_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-256ce946a55baba284544d91a9c05cbe500145d7219830633dbfb6930a17546ecc4

SHA-1c6957dcbf2a95ccfd6dce374a727b1b7700a9043

MD5a79d9fc327afbe687b8036a975c4b105