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HTM file: How can I open a .HTM file?

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

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

✅ Hypertext Markup Language Document

Hypertext Markup Language Document .htm file icon
The HTM file is a Hypertext Markup Language Document. HyperText Markup Language (HTML) is a markup language designed for the creation of web pages with hypertext and other information to be displayed in a web browser.
Category: Document files
Application: Mozilla Firefox
Mime-type: text/html
Magic number: -
Magic string: -
Sample: -
HTM aliases:
ht3, ht5, html, html5
HTM related links:
HTM related extensions:
Active Server Page

Extended HTML Template

PHP Script

Cascading Style Sheets

Compiled HTML Help

JSP Markup Language

⚠ Be careful with .htm files.

It's important to know that the .htm file extension can be used by various programs, not just the ones you expect. This includes potentially harmful software or malware that might create .htm files. Be cautious when dealing with .htm files from unknown sources.

🔄 .htm converters

The following softwares are capable of converting .htm files to other formats:

Gimp, OpenOffice.org, Microsoft Office Word

For example, using the softwares above, a .htm file can be converted into one of the following formats:

sxw, emf, dxf, ott, im8, im32, dotm, xbm, xlm, sxc, wmf, xpm, std, dcm, sxm

🚫 The .htm file extension is often given incorrectly!

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

btm, gtm, hfm, hgm, hhm, hm, hmt, hrm, ht, htk, htl, htn, hym, jtm, mtm

Is it possible that the filename extension is misspelled?

We found the following similar file extensions in our database:

Hymarc Hyscan 3D Scan Data

Polar Heart Rate Monitor Data

HFM.NET Configuration

Tower Toppler Mission

React JSX Template Method Data

HyperTerminal Settings

🔴 Can't open a .htm 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:

Select an app to open this .htm file

It means that the operating system does not have a default app associated with the .htm file type. To resolve this issue and open the file, you can take the following steps:

If you don't know how to change the default app for the .htm file, check the FAQ.

🔴 Can I change the extension of files?

Changing the filename extension of a file is not a good idea. The extension of a file serves as a hint to the operating system and various software programs about the type of data contained within the file. When you alter a file's extension, you essentially modify how software applications interpret and handle that file. Every file has a specific format, also known as its file type or file format. The problem is, changing the file extension does not change the file format.

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

Browser: Abbreviation Application Archive Audio Configuration Data Development Disk Image Document Ebook Font Game Data GIS Graphic Malware Multimedia Other Project Scam Unknown Video
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