Private Sub Workbook_Open()
With UserForm1
.CommandButton1.Visible = False
.CommandButton2.Visible = False
' next three lines for testing
.ComboBox1.Clear
.ComboBox1.AddItem "A"
.Show
End With
End Sub
to Workbook - UserForm1 (Code)
Code:
Private Sub ComboBox1_Change()
With UserForm1
.CommandButton1.Visible = True
.CommandButton2.Visible = True
End With
End Sub
Change Visible to Enabled, if You want to see buttons all the time.