Ah, c'est l'inverse que vous voudriez aussi pouvoir faire.
Alors :
Private Sub Worksheet_Activate()
Dim Rng As Range, M As Integer, T(), Obj As Object, N As Integer
Set Rng = Me.[A3].Resize(Me.Cells(2 ^ 20, "A").End(xlUp).Row - 2)
M = ThisWorkbook.Sheets.Count - 1: If M > Rng.Rows.Count...