With vSphere PowerCLI, you can start and stop vApps, and modify their properties.

Verify that you are connected to a vCenter Server system.


Get the vApp named VApp and stop it.

Get-VApp VApp | Stop-VApp -Confirm:$false

Change the name and memory reservation for the vApp.

Get-VApp VApp | Set-VApp -Name OldVApp -MemReservationGB 2