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Convert XLS (Excel) to XLTX

Convert XLS spreadsheet documents to XLTX format online and free.

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Microsoft Excel Spreadsheet (Legacy) (.xls)

XLS Converter

Microsoft Excel Spreadsheet Template (.xltx)

XLTX Converter

How to convert XLS to XLTX?

1Upload XLS File

Select any XLS file from your device to start uploading it.

2Select XLS Tools

Choose any XLS to XLTX converter tools for a customized conversion, and click Convert.

3Download Your XLTX

Let the conversion process finish, then download your XLTX spreadsheet document.

Convert XLS to XLTX

Frequently Asked Questions

How to change XLS format to XLTX?

To change XLS format to XLTX, upload your XLS file to proceed to the preview page. Use any available tools if you want to edit and manipulate your XLS file. Click on the convert button and wait for the convert to complete. Download the converted XLTX file afterward.

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