Sub cAutoSizeIII()
Dim c As Excel.Comment, NoNom$, X&
With Application
NoNom = LCase(.UserName) & ":" & Chr(10): X = Len(NoNom)
.ScreenUpdating = False
For Each ws In Worksheets
For Each c In ws.Comments
If Left(LCase(c.Text), X) = NoNom Then c.Text Mid(c.Text, X + 1)
c.Shape.TextFrame.AutoSize = -1
Next c
Next ws
End With
End Sub