You do it in the Disk Management Tool, there is no other snap-in. Right
click on the numbered Disk label, at the left of the partitions bar.

You need Xp Pro to do this, XP Home cannot do Dynamic Disks.

John

Mike wrote:

> I want to convert my basic disks to dynamic disks but can't find where I get
> the snap-in that allows me to do that. Does anyone know where I can get it?