A file with the XLSX file extension is a Microsoft Excel Open XML Format Spreadsheet file. It's a ZIP-compressed, XML-based spreadsheet file created by Microsoft Excel version 2007 and later.

Some file types rely on an extension more heavily. For example, an XLSX file is a type of compressed file, so the extension is important. Without it, an app like xdg-open wonâ t do quite what ...

Doing so will also prevent the workbook from recalculating the values and this can make file accessible. For this, Click on ‘File’ menu of Excel ribbon bar and choose ‘New’ option from the ...

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 ...