VirtDrv is a program that works to create a virtual drive in your PC, via the Windows subst utility, and which the PC will read as if it were another hard drive. Creating a virtual drive with VirtDrv is as simple as following these four simple steps:
1. Create an empty folder in your hard drive.
2. Indicate the route to this folder to VirtDrv.
3. Choose the letter you want to assign to the new drive.
4. Click on the "Create Drive" option.