Hi,
We tried below code from this link https://blog.conholdate.com/total/how-to-convert-excel-to-xml-in-csharp/,
Workbook workbook = new Workbook(“sample.xlsx”);
workbook.Save(“Spreadsheet.xml”);
XmlSaveOptions xmlSa…...I checked your code and had query in below line, wb.ExportXml(...us back if you have further queries or comments, we will be happy...