Sub BreakPassword()
'Credit: online-tech-tips.com/ms-office-tips/how-to-remove-crack-or-break-a-forgotten-excel-xls-password/
   Dim i As Integer, j As Integer, k As Integer 
   Dim l As Integer, m As Integer, n As Integer
   Dim i1 As Integer, i2 As Integer, i3 As Integer
   Dim i4 As Integer, i5 As Integer, i6 As Integer

   On Error Resume Next

   For i = 65 To 66: For j = 65 To 66: For k = 65 To 66
   For l = 65 To 66: For m = 65 To 66: For i1 = 65 To 66
   For i2 = 65 To 66: For i3 = 65 To 66: For i4 = 65 To 66
   For i5 = 65 To 66: For i6 = 65 To 66: For n = 32 To 126

   ActiveSheet.Unprotect Chr(i) & Chr(j) & Chr(k) & _
   Chr(l) & Chr(m) & Chr(i1) & Chr(i2) & Chr(i3) & _
   Chr(i4) & Chr(i5) & Chr(i6) & Chr(n)

   If ActiveSheet.ProtectContents = False Then
      Exit Sub
   End If

   Next: Next: Next: Next: Next: Next
   Next: Next: Next: Next: Next: Next

End Sub