Download iOS 11.0.2 (15A421) for iPhone 8 (Global)

You will have to note that you can only restore signed IPSW firmware files using iTunes or 3utools.

❌ This IPSW firmware is not being Signed by Apple

Firmware Identifier iPhone10,1
iOS Version 11.0.2
Release Date 2017-10-03
Update Date 2017-09-28
Sha1sum
d6bff1e919759408860fde4a4e455c168ff6b8e3
Sha256sum
27f1cb2e8e761a99eb5c8dba3c506ac1134e44f9027e58af5aeca6bae67168bd
md5sum
3f2d22be92f01e6d6c80bed4e63a506d
Size 2.47 GB
FileName
iPhone10,4_11.0.2_15A421_Restore.ipsw
Status

Download IPSW (2.47GB) Check device info
Release Notes

It should be noted that these are the official release notes for the from Apple

iOS 11.0.2 includes bug fixes and improvements for your iPhone or iPad. This update: