Standalone .NET Converter library, not require Adobe Acrobat component nor Microsoft Office Interop Assemblies, to convert PDF, DOCX, XLSX, HTML, Image, CSV, RTF, TXT ...

Here is a tutorial to convert CSV to XLS or XLSX using the command-line interface in Windows 11/10. There are multiple ways to convert a CSV file to Excel formats (XLS, XLSX). You can use Microsoft ...