How do I open a .XLSM file on Windows or Mac?

You can open .XLSM files using Microsoft Excel, LibreOffice Calc, WPS Office. If you do not have native software installed, you can use OpenAnyFile's free File Identifier or convert .XLSM to a standard format in your browser.

Is a .XLSM file safe to open?

This format carries a safety rating of High Risk. Check VBA macro code before enabling content on untrusted .XLSM financial spreadsheets

Can I convert a .XLSM file to other formats?

Yes! .XLSM can be converted to formats such as .XLSX, .PDF directly in your web browser.

What should I do if a .XLSM file is corrupted or won't open?

If your .XLSM file displays an invalid header or signature error, check its magic bytes hex header (Varies) using OpenAnyFile's Magic Byte Detector or follow our step-by-step file repair guide.

How do I open .XLSM files?

You can open .XLSM files using Microsoft Excel, LibreOffice Calc, WPS Office.

Documents • MIME: application/vnd.ms-excel.sheet.macroEnabled.12

.XLSM – XLSM File Format

Q: What is a .XLSM file?

A .XLSM file is a XLSM File Format associated with Documents. XLSM is an XML-based Microsoft Excel workbook that includes Visual Basic for Applications (VBA) code and macro procedures.

XLSM is an XML-based Microsoft Excel workbook that includes Visual Basic for Applications (VBA) code and macro procedures.

Primary Category Documents

MIME Type application/vnd.ms-excel.sheet.macroEnabled.12

Magic Bytes Signature Varies

Security Risk Rating High Risk

Recommended Software to Open .XLSM

Microsoft Excel

windows, mac, linux • Free

LibreOffice Calc

windows, mac, linux • Free

WPS Office

windows, mac, linux • Free