.XLSX File Extension

File Type: Microsoft Excel Open XML Spreadsheet File
Developer: Microsoft
Category: Spreadsheet Files
Format: Zip
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What is a .XLSX file?

.XLSX is a Spreadsheet Files file of a Zip format created by Microsoft. You can work with .XLSX files on Android, Linux, Mac, Web, Windows, and iOS.

How to make a .XLSX file?

To make .XLSX files, you have to use OxygenOffice Professional or any other software from the list below. You can download programs for Android, Linux, Mac, Web, Windows, and iOS from official sources. You can also get .XLSX file maker from its official web page. To learn more about .XLSX file opener and its alternatives, visit the program official web site.

How to open .XLSX files?

You must have one of the programs that can open .XLSX files. Once you download and install the .XLSX file viewer, you will be able to open all .XLSX files.