What is the extension of Excel 2010 workbook?

The extension of Excel2010 workbook file is xlsx.

The specific steps to modify the extension of the Excel 2010 workbook file are as follows:

1. First, click to open the file to be modified with the extension in the excel table, and then click this on the file page "File" above.

#2. A dialog box will pop up, click "Save As" in it, and then click "More Options" next to the "This PC" option.

3. Then modify the extension of the Excel table file in the Save Type column of the newly opened page. After the modification is completed, click "Save Type" to complete the modification. .

Recommended learning: Excel Basic Tutorial

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