How to Delete a Virtual Machine Created with Windows Virtual PC

1. If you have the virtual machine that you want to delete running, then you must close or shut down the virtual machine first.

2. Open the Windows 7 Start Menu, and click on All Programs, expand Windows Virtual PC folder, and double click on the Virtual Machines shortcut. (See screenshot below)
NOTE: You can also open the Virtual Machines folder at C:\Users\(User Name)\Virtual Machines.

3. Right click on the virtual machine that you want to delete, then click on Settings. (See screenshot below)

4. In the left pane, click on the Hard Disk (ex: Hard Disk 1) that has a .VHD file (ex: Vista SP2.vhd) listed under "Current Value" to select it. (See screenshot below)

5. In the right pane, click on the Browse button. (See screenshot above)
NOTE: You could also just navigate to that location for the .vhd file in Windows Explorer.

6. Right click on the .vhd file (ex: Vista SP2.vhd) for the virtual machine that you want to delete, and click on Delete. (See screenshot below)

7. Click on Yes to approve. (See screenshot below)

8. Close the window under step 6 and under step 5.

9. Right click on the .vmcx file for the virtual machine that you want to delete, then click on Delete. (See screenshot below)

10. Click on Yes to approve. (See screenshot below)

11. Close the window under step 9.

12. Empty the Recycle Bin.