iPhone 3G · iPhone1,2

iPhone 3G · iOS 3.1.3

7E18Unsigned

Catalog data · Last updated: Oct 23, 2026, 10:07 PM UTC

Restore IPSW for iPhone 3G: iOS 3.1.3, build 7E18.

Firmware information

Version: iOS 3.1.3
Build: 7E18
IPSW: Restore IPSW
Size: 0.22 GB
Release date: Not available
File name: iPhone1,2_3.1.3_7E18_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_3.1.3_7E18_Restore.ipsw

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-25631eb8734ddf0a86d21a850e437028b902f2f085c81ccf3dd39471f1596438cf3

SHA-1f5950afca546f93e281ba3cdb08bc0cfed7f0896

MD582e93e4e51b0e4503a8165507b8a3df2