What is MHTML or MHT File Extension?

Overview

MHTML stands for Multipurpose Internet Mail Extension HTML file format which is also known as MHT. The file format is widely used by developers to retain the properties of web pages. The file extension saves HTML codes, audio files, images and much more.

It is best known as web page archive format. It efficiently holds HTML coding work and even flashes animation.

If users are working on Opera and Internet Explorer, they can use the file format as the browsers support the format by default.

Users who are looking to save web pages in the file format in Firefox need to install an add-on like Mozilla Archive Format.

The file format is capable to save in the Chrome browser also, but for this, you will have to follow some steps.

Category

The file format is counted under web files category.

Supportive Apps

It supports many apps. Some open it directly while others need add-ons to open the format.

Opera

Internet Explorer

Firefox

Google Chrome

Safari

Vivaldi

GNOME web

MIME Type

It has more than one MIME.

multipart/related

message/rfc822

application/x-mimearchive

Signature

hex: 46 72 6F 6D 3A 20 3C

How to Access The MHTML or MHT File Extension

The file format is flexible to open on many browsers like Chrome, Firefox, and Opera. There are some third applications also to access these files.