Use this at your own risk its not my fault if it messes up and bricks...but it shouldn't

What you will need.
Wii on 4.3u
SD card
Letter Bomb

-Okay to get started you will need to find your mac address
-Now to do this you go to wii main menu
-then go to the wii tab (bottom left)
-go to wii settings
-then internet
-Console information and get your mac address.

-Now go to [ Register or Signin to view external links. ] and enter in your mac address and press cut the red wire
-then format your SD card.
-Copy boot.elf & private folder to the SD Card
-Insert the SD Card into Wii
-Go to the Wii Message Board, Go to yesterday (or just go to different days until you see it)
-Select LetterBomb Hackmii Installer Loads
-Press 1
-press continue
-press install homebrew
-press yes continue
Then let it install and when its done you can just exit out and open the homebrew channel!