Sub PunctuationToSingleCloseGuillemet()
' Paul Beverley - Version 19.11.21
' Changes next quote mark to single close guillemet

trackIt = True

searchChars = Chr(34) & Chr(39) & ChrW(8217) _
       & ChrW(8221) & ChrW(8249) & ChrW(8250) _
       & ChrW(8218) & ChrW(139) & ChrW(96)

newChar = ChrW(8250)

myTrack = ActiveDocument.TrackRevisions
If trackIt = False Then ActiveDocument.TrackRevisions = False

Set rng = Selection.Range.Duplicate
rng.End = ActiveDocument.Content.End
If Len(rng) > 1000 Then rng.End = rng.Start + 1000

For Each ch In rng.Characters
  If InStr(searchChars, ch.Text) > 0 Then
    ch.Select
    gotChar = True
    Exit For
  Else
  End If
  DoEvents
Next ch
If gotChar = False Then
  Beep
  ActiveDocument.TrackRevisions = myTrack
  Exit Sub
End If
Selection.TypeText Text:=newChar
ActiveDocument.TrackRevisions = myTrack
End Sub