IOS history

This page is intended to track changes in IOS -- added features, bug fixes, etc. It will also cover what different minor versions are known to exist.

Major Minor(s) Notes
IOS9 ? Has only one LED pattern: blinking
IOS11 0.10 Internal timestamp says Nov 14 2006 16:26:01
IOS12 0.6
IOS13 0.10
IOS15 1.1 contains NAND BOOT PROGRAM
IOS16 ? only used for Wii Backup Disc
IOS17 2.0
IOS20 0.12 Feb 22 2007 04:25:59
IOS21 2.2 contains NAND BOOT PROGRAM. most debugging messages are removed.
IOS30 4.15 starting with IOS30, firmware is divided into 15 modules. Added USB Keyboard support.
IOS31 4.15
IOS33 4.16
IOS35 4.16