.XLSM File Extension

Excel Macro-Enabled Workbook

General Information

Title XLSM File Extension
Extension .xlsm
Full Form Excel Macro-Enabled Workbook
File Type Spreadsheet File
Developer Microsoft Corporation
MIME Type application/vnd.ms-excel.sheet.macroEnabled.12

File Function

Primary Function Store data
Additional Functions Support macros, Perform calculations
Features Formulas, Charts, Tables

File Characteristics

Quality High
Supports Layers N/A
Supports Transparency N/A
Editable Yes

Use Cases

Data Analysis Yes
Financial Reporting Yes
Automation Yes

Security and Practices

Security Risks Macro viruses
Best Practices Disable macros, Scan files

Historical/Version Information

Initial Release 2007
Latest Version Part of Office 365

Associated Types

Similar Extensions .xlsx, .xls, .xltx, .xltm

Software Compatibility

Software Usage Policy OS Compatibility
Microsoft Excel Paid Windows, Mac
LibreOffice Calc Free Windows, Mac, Linux
Google Sheets Free Web-based