An smi file extension is related to the IBM Lotus 1-2-3 program. An smi file stores smart icons.

There are 5 other file types using
the SMI file extension!

empty icon.smi - Microsoft SAMI subtitles

empty icon.smi - Daylight SMILES data

smi icon.smi - Mac Self-mounting disk image

empty icon.smi - Siemens mobile phone inbox SMS data

empty icon.smi - Synchronized Multimedia Integration Language presentation

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SMI file extension - IBM Lotus smart icons

What is smi file? How to open smi files?

File type specification:

Graphics file type icon Graphics file type

smi file icon: smi filetype icon

The same as CC: Mail Smart icon. CC: Mail Smart icon technology was implemented in Lotus.

Most likely some old format without support from developer. No further information could be found.

This smi file type entry was marked as obsolete and no longer supported file format.

This type of file is no longer actively used and is most likely obsolete. This is typically the case for system files in old operating systems, file types from long discontinued software, or previous versions of certain file types (like documents, projects etc.) that were replaced in higher versions of their original programs.

The default software associated to open smi file:

Lotus 1-2-3 icon

IBM logoLotus 1-2-3  Microsoft Windows software

Company or developer:
IBM

IBM Lotus 1-2-3 is spreadsheet application very popular in 80s and 90s of 20th century. It was released for Microsoft Windows, MS-DOS, Mac OS and OS/2. In 2002 IBM stopped the developing of the IBM Lotus 1-2-3. In the latest versions is Lotus 1-2-3 fully compatible with Microsoft Excel.

Help how to open:

This file type is not meant to be opened directly, there is no software that could open and work with it directly, or there is no information available in public sources about opening this file type. This is usually the case of some internal data files, caches, temporary files etc.

How to convert:

As far as we know, this .smi file type can't be converted to any other file format. This is usually the case of system, configuration, temporary, or data files containing data exclusive to only one software and used for its own purposes. Also some proprietary or closed file formats cannot be converted to more common file types in order to protect the intellectual property of the developer, which is for example the case of some DRM-protected multimedia files.

List of recommended software applications associated to the .smi file extension

Recommended software programs are sorted by OS platform (Windows, macOS, Linux, iOS, Android etc.)
and possible program actions that can be done with the file: like open smi file, edit smi file, convert smi file, view smi file, play smi file etc. (if exist software for corresponding action in File-Extensions.org's database).

Unspecified and all other actions for computer programs working with smi file - IBM Lotus smart icons

Click on the software link for more information about Lotus 1-2-3. Lotus 1-2-3 uses smi file type for its internal purposes and/or also by different way than common edit or open file actions (eg. to install/execute/support an application itself, to store application or user data, configure program etc.).

Microsoft Windows:

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