RE:Como mando llamar un archivo EXE de visual basi
Prueva este codigo:
todo en le formulario, agregas un boton.
Private Declare Function ShellExecute Lib "shell32.dll" Alias "ShellExecuteA" (ByVal hWnd As Long, ByVal lpOperation As String, ByVal lpFile As String, ByVal lpParameters As String, ByVal lpDirectory As String, ByVal nShowCmd As Long) As Long
Private Sub Command1_Click()
Shell "C:\WINDOWS\system32" & "\Calc.exe"
End Sub
Espero q te sirva :-D