VBA safePDF

Sub SavePresentationAsPDF2()
    Dim pptName As String
    Dim PDFName As String
    ' Save PowerPoint as PDF
    pptName = ActivePresentation.FullName
    ' Replace PowerPoint file extension in the name to PDF
    PDFName = Left(pptName, InStr(pptName, ".p")) & "pdf"
    ActivePresentation.ExportAsFixedFormat PDFName, 2  ' ppFixedFormatTypePDF = 2
End Sub