Install Homebrew Channel - Homebrew Installation Guide
Learn the correct way to install wii homebrew channel here!
Normally you would have to Mod chip your Wii in order to run the type of code that allows you to play Wii homebrew games but now thanks to software that has been developed, you no longer need to physically alter you console which means that you will not void your warranty if you decide to try it out. So if you’re not an expert you have a real risk of ruining it. By getting homebrew you can enjoy imported games from all over the world, play DVD’s and be able to play all the homebrew games out there which are free by the way.