.FM3 File Extension

Are you having difficulty opening a file that ends with .FM3? Such files can be executed only by certain programs. If you cannot open the .FM3 file, it can be due to the following reasons: either you do not have an appropriate program to open it, or your file association is corrupted. For more information about this extension, please read the article below.

What is a .FM3 file?

.FM3 file belongs to the category of Settings Files used in operating systems such as Windows 11, 10, Windows 7, Windows 8 / 8.1, Windows Vista, Windows XP.

fm3

Developer: IBM

File Type: Lotus 1-2-3 Spreadsheet Format File

Category: Settings Files

Format: Binary

.FM3 file is associated with Lotus 1-2-3 Spreadsheet Format File developed by IBM, has a Binary Format and belongs to Settings Files category.

Other file extensions

.deft

Juice Grinder Defaults File

.off

Object File Format

.diagpkg

Troubleshooting Pack File

.tex

Texture File

.mgs

MGCSoft Vector Shapes File