Convert XLSX to XLC

Understanding xlsx and xlc file formats

XLSX is the default spreadsheet file format used by Microsoft Excel since Excel 2007. It is based on the Office Open XML standard and stores data in a compressed ZIP package containing XML files. XLSX files support advanced features such as formulas, charts, and formatting.

XLC is an older file format used by Microsoft Excel for storing chart data. Unlike XLSX, which is a spreadsheet format, XLC files are specifically designed for chart definitions and are rarely used in modern workflows. Microsoft discontinued support for XLC files in recent versions of Excel due to security concerns.

How to convert xlsx to xlc

Direct conversion from XLSX to XLC is not natively supported in current versions of Microsoft Excel, as XLC is an obsolete format. However, if you need to create a chart file compatible with older Excel versions, you can use legacy versions of Excel (Excel 2003 or earlier) or specialized file conversion tools.

Best software for xlsx to xlc conversion

• Microsoft Excel 2003 or earlier: Open your XLSX file in a modern Excel version, save it as XLS (File → Save As → Excel 97-2003 Workbook (*.xls)), then open the XLS file in Excel 2003 or earlier. Create your chart and save it as XLC (File → Save As → Excel Chart (*.xlc)).
• Online converters: There are no reliable online converters for XLSX to XLC due to the format's obsolescence and security risks.
• Alternative approach: If you only need to share chart data, consider exporting your chart as an image or using modern formats like XLSX or PDF.

Important considerations

• XLC is deprecated and not supported in modern Excel versions.
• For compatibility and security, use XLSX or export charts as images or PDFs.
• Always back up your data before attempting conversions with legacy software.