The Wii was not programmed to recognize a DVD when you put one in the disk slot.
only if you have a netflix account and wiiconnect24 (wii internet) if you put a DVD in the wii it will break
HomeBrew and Netflix are available on the Wii to stream movies to your TV and watch them on your Wii instantly.
No but maybe on a later one or you can get Netflix instant Streaming for some movies
in the wii shop
The 3DS cannot play movies, so no, you can't block them. You may be thinking of the Wii or Wii U, which can play movies through Netflix.
no
you can
no
Yes, you can. In fact, if you're a Netflix subscriber you can access your account and watch movies through your Wii.
The Wii does not play any movie/disk format.
The Nintendo Wii U can play movies through applications such as Netflix and Hulu, but it will not be able to read movie disks.