XLS is a native Excel file format. Otherwise, export the data as a CSV file format. Login to your Gmail account, and then click the "Contacts" option in the top menu to open your Gmail contacts.

If you move the mouse over the individual entries, a checkbox will appear in front of each one. Tick all of the contacts that you want to transfer to Excel. Otherwise, Google will export the ...

Learn how to use the ClosedXML NuGet package to export data as a CSV or XLSX file for Excel from an ASP.NET Core application. When building web applications, you will often need to import or ...