Apagar todos os comentários no Excel

Como apagar os comentários de uma folha ou livro Excel?
Um é fácil, mas todos?
É necessário ter conhecimentos de VBA.

How to delete Excel comments, from a whorksheet or workbook?
One is easy, but all?
It´s necessary know VBA.

VBA: Delete comments from a worksheet.
Sub Remove_All_Comments_From_Worksheet()
  Cells.ClearComments
End Sub

VBA: Delete all comments from the whole workbook
Sub DeleteAllComments()
  For Each xWs In Application.ActiveWorkbook.Sheets
    For Each xComment In xWs.Comments
        xComment.Delete
    Next
  Next
End Sub

https://www.extendoffice.com/documents/excel/1744-excel-remove-all-comments.html