If Excel keeps showing Want to save your changes message, uninstall Printer driver and change default printer to begin with. More suggestions here.

常用属性介绍：1.创建Workbook和Worksheetworkbook&worksheet1Workbook wb = new Workbook();wb.Worksheets.Clear();wb.Worksheets.Add("New Worksheet1");//New Worksheet1是Worksheet的nameWorksheet ws = ...

Microsoft this week announced two new features in Microsoft 365 Copilot, App Builder and Workflows, that aim to bring natural-language automation and lightweight app creation to more users.