Sub VérificationsDonnées()
Application.ScreenUpdating = False
DL = Range("C65500").End(xlUp).Row
For L = 2 To DL
If Cells(L, "C") <> "Fichier BMP" And Cells(L, "C") <> "Fichier JPG" And _
Cells(L, "C") <> "Fichier JPEG" And Cells(L, "C") <> "Fichier PNG" Then
With Cells(L, "C").Font
.Color = -16776961
.TintAndShade = 0
End With
End If
Next L
End Sub