Sub SaveFile()
If MsgBox("Do you want to save TEST on your local disk ?", 4, "Confirmation Request") = 7 Then Exit Sub
With Application.FileDialog(msoFileDialogSaveAs)
.Title = "Save Copy As"
.InitialFileName = "TEST_" & Format(Now, "yyyymmdd_hhmmss")
If .Show Then ThisWorkbook.SaveCopyAs Left(.SelectedItems(1), InStrRev(.SelectedItems(1), ".")) & "xlsm"
End With
End Sub