The title says it all help
You have to connect your Wii to the computer with a video capture device and record the replays. Unlike snapshots, you can't just convert a replay because replay files only contain data about the button presses made during the match, not actual video.
Official Video Recorder and Editor for the 1v1 League
Want to compete in Smash Bros. Brawl on WiiChat? Join the League now!
SSBB FC: 2105-8307-2555
MKWii FC: 1547-5875-3678