Things You'll Need
Instructions
Highlight the "Check Mii Out" icon using the Wii remote. Press the "A" button to select it.
Highlight "Start," and press the "A" button.
Select "Popular," "Top 50" or "Grab Bag" from the menu.
Find a Mii you would like to download. Press "A" on the Mii, and again on "Import Mii." The Mii will be downloaded to your Wii.