When creating a Mii, players are able to alter various aspects of their character, including their gender, skin color, face shape, weight, type and color of hair, type, position and color of eyes, type, position and color of eyebrows, type, position and color of mouth, type and position of nose, the position, size and type of accessory (accessories are optional) and the color of the character's clothes. The Mii Channel is built into the Wii from the start and cannot be removed.

This can also be done by connecting to Nintendo Wi-Fi Connection. After conceiving a Mii, the player can insert their character into the Wii Remote and transfer it to another Wii system. The list of available options when editing the characters' Mii is limited, though their unique appearance have contributed to their success. Miis have become the most iconic characters of the Wii generation, appearing in the Wii series of games among many others, both first and third party.

It is an avatar creation channel which allows the user to create characters that can be used in various video games for the Wii. The Mii Channel is a channel available on default for the Wii.

Useless wii channels