Re,
Une proposition.
A intégrer dans ton classeur (ALT F11 / Dans Modules, insérer un module et copier le code)
A te relire si questions.
Option Explicit
Public Sub traitement()
Dim ws As Worksheet
Dim Dl As Long, i As Long
Application.ScreenUpdating = False
Range("A1:G1").Select
Selection.AutoFilter
ActiveWorkbook.Worksheets("table").AutoFilter.Sort.SortFields.Clear
ActiveWorkbook.Worksheets("table").AutoFilter.Sort.SortFields.Add Key:= _
Range("A1"), SortOn:=xlSortOnValues, Order:=xlAscending, DataOption:= _
xlSortNormal
With ActiveWorkbook.Worksheets("table").AutoFilter.Sort
.Header = xlYes
.MatchCase = False
.Orientation = xlTopToBottom
.SortMethod = xlPinYin
.Apply
End With
Dl = Range("A" & Rows.Count).End(xlUp).Row
For i = Dl To 2 Step -1
If Cells(i, 7) = Cells(i - 1, 7) Then Cells(i, 7).EntireRow.Delete
Next
Set ws = Nothing
End Sub