File Extension xlsx

Find out what programs can help open, view, play or convert your xlsx files.

Opening xlsx files
Microsoft Excel Open XML Spreadsheet

Did your computer fail to open a xlsx file? We explain what xlsx files are and recommend software that we know can open or convert your xlsx files.

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What is xlsx file?

Spreadsheet created with Microsoft Excel, a program used to create spreadsheets

Software that will open, convert or fix xlsx files

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