A daily updated filename extension database!

STMI file extension

The table below provides useful information about the .stmi file extension. It answers questions such as:

  • What is the .stmi file?
  • What program do I need to open a .stmi file?
  • How can the .stmi file be opened, edited or printed?
  • How can I convert .stmi files to another format?

Table of Contents

We hope you find this page helpful and a valuable resource!

1 extension(s) and 0 alias(es) found in database

✅ Adobe PageMill Data

STMI file is an Adobe PageMill Data. PageMill is a WYSIWYG HTML editor developed by Adobe Systems.
STMI format description not yet available
Category: Data files
Application: Adobe PageMill
Mime-type: application/octet-stream
Magic number: -
Magic string: -
Sample: -
STMI aliases:
STMI related links:
STMI related extensions:

Other types of files may also use the .stmi file extension.

🚫 The .stmi file extension is often given incorrectly!

According to the searches on our site, these misspellings were the most common in the past year:

smi, sti, stm, stml, tmi

Is it possible that the filename extension is misspelled?

We found the following similar file extensions in our database:

TCM-3 Encoded Video File
Sealed HTML Document
Synchronized Multimedia Integration Language
Sinar CaptureShop 5.x Image
StarOffice Impress Template
STATISTICA In-place Database
SMILES Chemical Document
Nanoeducator File
SmartWare Appointment Data

🔴 Can't open a .stmi file?

When you double-click a file to open it, Windows examines the filename extension. If Windows recognizes the filename extension, it opens the file in the program that is associated with that filename extension. When Windows does not recognize a filename extension, you receive the following message:

Windows cannot open this file:


To open this file, Windows needs to know what program you want to use to open it...

If you don't know how to set the .stmi file association, check the FAQ.

🔴 Can I change the extension of files?

Changing the filename extension of a file is not a good idea. When you change a file's extension, you change the way programs on your computer read the file. The problem is, changing the file extension does not change the file format.

If you have helpful information about the .stmi file extension, write to us!

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