.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 extension of a Zip format developed by Microsoft. You can launch .XLSX files on Android, Linux, Mac, Web, Windows, and iOS.

How to make a .XLSX file?

To generate .XLSX files, you have to use OxygenOffice Professional or any other program listed below. Programs for Android, Linux, Mac, Web, Windows, and iOS can be downloaded from official stores. You can also get .XLSX file creator 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?

To launch .XLSX file on your platform, use .XLSX file reader by Microsoft or another soft indicated below. Once you download and install the .XLSX file reader, you will be able to open all .XLSX files.