How to Convert an XLSX File to CSV

Included in Microsoft's Office suite of productivity products, Excel is a widely used spreadsheet applications. It lets users create and edit rows and columns of tabular data, perform calculations on that data and develop charts and graphs. With the release of Excel 2007, Excel began saving spreadsheets in the program's native XLSX format by default. If you want to convert an XLSX file to the plain-text Comma-Separated Values format, use Excel version 2007 or later, OpenOffice.org Calc version 3 or later or the web-based Zamzar conversion utility.

Microsoft Excel 2007 or Later

Step

Click the "Office" button in the top, left corner of the window and select "Open."

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Locate your XLSX file and open it by double-clicking its icon.

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Click the "Office" button again and select "Save As."

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Give the file a name, select a save location and then choose "CSV (Comma delimited)" from the "Save as type" drop-down menu.

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Click "Save." Also click "OK" and "Yes" when prompted to confirm your choice by Excel.

OpenOffice.org Calc 3 or Later

Step

Click "File" in the top menu bar and select "Open."

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Locate your XLSX file and open it by double-clicking its icon.

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Click "File" again and select "Save As."

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Give the file a name, select a save location and then choose "Text CSV (.csv)" from the "Save as type" drop-down menu.

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Click "Save." Also click "OK" when prompted to confirm your choice by Calc.

Zamzar

Step

Open a web browser window and navigate to the Zamzar website (see Resources).

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Click "Choose File," locate your XLSX file and then select it by double-clicking its icon.

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Select the "csv" option from the adjacent drop-down menu.

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Provide your email address in the corresponding field.

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Click "Convert." Your XLSX file will be uploaded to the site and converted into CSV format, generally within 10 minutes. Once complete, a download link will be sent to the email address you provided.