Home : File Types : FM3 File

.FM3 File Extension

File TypeLotus 1-2-3 Spreadsheet Format File

1.5 (2 Votes)
CategorySettings Files

What is an FM3 file?

File created by older versions of the Lotus 1-2-3 spreadsheet software; contains the display formatting for a .WK3 worksheet; can include formatting data for cells, borders, fonts, shading, and other display elements; can be opened by some older versions of Microsoft Excel.

More Information

Even though Lotus 1-2-3 separated out the formatting information for some spreadsheet files, recent spreadsheet applications do not use this convention.

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Programs that open FM3 files
IBM Lotus 1-2-3
Microsoft Excel 2019
Updated 2/4/2011

About FM3 Files

Our goal is to help you understand what a file with a *.fm3 suffix is and how to open it.

The Lotus 1-2-3 Spreadsheet Format file type, file format description, and Windows programs listed on this page have been individually researched and verified by the FileInfo team. We strive for 100% accuracy and only publish information about file formats that we have tested and validated.

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