Updating ios249 with wad manager

Title IDs can be found in the Title database or IOS History.

Looking below, evaluate whether the checkboxes have the desired values.

No warranty provided, no responsibility on me if you brick anything!

Load the program, and enter a title ID and optionally a version number.

IOS store the codes that the Wii uses to communicate with the Wii peripherals, DVD Drive & Gamecube Controllers.

When you put the game disc in the dvd drive the game will call on the ios that is hardcoded to properly load/function.

There are many IOS versions and they co-exist, since different games need different IOS features.

Same goes with Wii Channels, VC and Wiiware they will not work if you dont have the IOS they use.IOS30, IOS50, IOS60, IOS70, IOS80 should never be touched.NUS Downloader, or NUSD, is a Windows program designed to allow easy access to the resources present on Nintendo's Update Servers.They only get updated to fix security bugs and new ones are added when there is a a need for new feature.When an ios is no longer used(mothballed) a stub is installed in its place.IOS37 had some codes built into it that the Wii uses to control the USB Microphone/Guitars/Drums for that game, IOS58 has the USB 2.0 module etc.