Windows Movie Maker 2.6 for Vista

Movie Maker 2.6 is for Windows Vista users whose computer cannot run the Vista version of Movie Maker. To test if your computer can run the Vista version of Movie Maker:
1. From the Start menu, click All Programs.
2. Click Windows Movie Maker.

If Movie Maker launches, you should not download version 2.6.
If you get an error message that says, "Windows Movie Maker cannot start because your video card does not support the required level of hardware acceleration or hardware acceleration is not available", download and install Movie Maker 2.6.

Download: Windows Movie Maker 2.6 for Vista (Freeware) | MoreInfo