To use an usbloader with a chiped Wii.
There are many ways to do this, But this is the way I have done it..
Install as follows;
IOS 38, 53, and 55
Usbloader of your choose… (USBLoader GX)
Bootmii for brick blocking
If you wish to upgrade to 4.0 or 4.1 use
Wininkoko’s upgrader. Then install IOS60 patcher.
The rest is up to you on how to istall all of this.
So please do some reading before you do anything.