FileSaveName = Application.GetSaveAsFilename(InitialFileName:="Export du " & Format(Date, "dd mmmm yyyy") & ".pdf", filefilter:="Fichier PDF(*.pdf), *.pdf")
If FileSaveName <> False Then
Selection.ExportAsFixedFormat Type:=xlTypePDF, FileName:= FileSaveName
, Quality:=xlQualityMinimum, IncludeDocProperties:=True, IgnorePrintAreas _
:=False, OpenAfterPublish:=False
end if