XLSM File Extension

Programs that support XLSM files

• Windows ⁵
• Mac OS ⁴
• Linux ²

Windows

• Microsoft Excel
• Corel Quattro Pro
• OpenOffice Calc
• Microsoft 365
• Microsoft Office

Mac OS

• Microsoft Excel
• OpenOffice Calc
• Microsoft 365
• Microsoft Office

Linux

• OpenOffice Calc
• Microsoft 365

How to open a XLSM file?

The most common reason why a XLSM file cannot be opened is the absence of required software. To fix this, select a compatible program from the list. Then visit the official developer website via the provided link, download the program, and install it on your system.

The most popular programs for working with XLSM files are Microsoft Excel, OpenOffice Calc and Corel Quattro Pro. To get the latest version of Microsoft Excel, open the Microsoft website where a universal installer for all operating systems is available.

Following installation, XLSM files should be automatically opened with Microsoft Excel.

Set Microsoft Excel as the default XLSM program

Changing the default program in Windows

1. Start by right-clicking on your XLSM file and selecting the "Open With" option. From there, click "Choose another app" to continue;
2. In the pop-up window, select the Microsoft Excel application;
3. Check the "Always use this application" checkbox, and then click "OK" to apply the selected application as the default for opening XLSM files.

Change Default Program on Mac

1. Right click or Control + left click on the desired XLSM file;
2. Select "Open in application" and click "Other";
3. Look at the bottom of the window, where you will see the "Enable" menu. "Recommended Programs" will be selected as the default option;
4. Within this menu select "All Programs" and navigate to Microsoft Excel. Check the box next to "Always open in app" to make sure it’s the default option.

Convert to and from XLSM

If a XLSM file is difficult to handle, you might try converting it to formats such as CSV, XLS, OFX, XLSX, MDB or similar, which may be easier to work with.

Please note that after converting a XLSM file, some functionality may differ from the original. However, in many cases, it can be converted back to its original format.

Using offline applications such as Microsoft Excel, OpenOffice Calc and Corel Quattro Pro, you can convert XLSM files to various formats without losing data quality.

Convert XLSM to other file formats

• XLSM to XLK
• XLSM to OFX
• XLSM to XLSB
• XLSM to X
• XLSM to ODS
• XLSM to MDB

Solve problems with XLSM files

When issues arise with XLSM files, they can generally be fixed with small software tweaks. Use the troubleshooting tips below to help resolve them.

How to edit a XLSM file?

To edit XLSM files, you need to install specialized software that allows you not only to open but also to modify spreadsheet files. Online XLSM editors usually provide fewer features than software created specifically for Excel Open XML Macro-Enabled Spreadsheet.

Best XLSM editors in 2026

Taking into account the provided details, we have prepared a list of XLSM editors that match your needs.