.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 create .XLSX files, you have to use OxygenOffice Professional or any other program from the list below. Software for Android, Linux, Mac, Web, Windows, and iOS can be downloaded from official stores. You can also get .XLSX file creator from the software official source. To learn more about .XLSX file launcher 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 documents.