Firstly please note that not all Wii systems can play burned games it was only the first few models that could after that Nintendo made there system no longer able to read -/+R media
INSTALLING
You only need do this once
1. download and install ImgBurn from http://www.imgburn.com/
Thats it for installing
RUNNING
1. Run the program ImgBurn
2. Hit Write image file to disc
3. Insert your blank DVD-R/+R Some games will require Dual Layer discs
4. Under settings on the lower right change Write Speed to 1x (this will change it to burn at the lowest speed, that will more than likely be higher than 1x)
5. Under Source (top left) Hit the folder icon with a spy glass over it to the right of Souce
6. pick the Wii or GameCube disc image you wish to burn GameCube gcm image are iso files, so go ahead and change gcm to iso in the file name
7. Hit the big disc document icon with an arrow pointing to a disc (lower part of gui) to start burning