Word Removedor de marca d’água para C# .NET

    //  Carregar pasta de trabalho Excel
    var loadOptions = new SpreadsheetLoadOptions();
    using (Watermarker watermarker = new Watermarker("source.xlsx", loadOptions))
    {
        //  Obtenha conteúdo e encontre a marca d'água apropriada
        SpreadsheetContent content = watermarker.GetContent<SpreadsheetContent>();
        foreach (SpreadsheetWorksheet section in content.Worksheets)
        {
            for (int i = section.Shapes.Count - 1; i >= 0; i--)
            {
                foreach (FormattedTextFragment fragment in section.Shapes[i].FormattedTextFragments)
                {
                    if (fragment.ForegroundColor.Equals(Color.Red) && fragment.Font.FamilyName == "Arial")
                    {
                        //  Remover marca d'água de texto
                        section.Shapes.RemoveAt(i);
                        break;
                    }
                }
            }
        }

        //  Salvar processado XLSX
        watermarker.save("result.xlsx");
    }