What is a .FMT File And How To Open It – WinRAR

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While downloading files, you might have downloaded a file with the .fmt extension. Perhaps you know what the file is, but you simply don’t know how to open it. Don’t worry! This article explains everything about the .fmt file extension, how to open and work with it on various systems.

What is a .FMT file?

The .FMT file extension comes from WinRAR Format File. The development of this file was done by WinRAR. This file belongs to the binary format and it is a data related file.

What to know

There is currently 1 software that can open the .fmt file on 1 platform.

How to open a .FMT file?

Below you can find an easy to understand, step-by-step guide to open the .FMT file on your operating system/device.

How to open a .FMT file on Windows (7, 8, 10)

We have written below an easy-to-understand guide on how to open the .fmt file on Windows in 4 easy steps.

1. In the first step you need to download the RARLAB WinRAR software. You will be using this software in order to open the file. You can also use RARLAB WinRAR software.

Step 2

Step 2: Locating your .FMT file

2. The second step is locating the downloaded file. The file can be usually found in your /download/ folder if you don’t remember where you have downloaded it to.

Step 3

Step 3: Choose “Open with”

3. In the third step right click on your file and choose “Open with”.

Step 4

Step 4: Choose the software and click ok

4. In the fourth step, after clicking “Open with”, you should see the RARLAB WinRAR software that you have downloaded. Choose your software and click on “OK”. That’s all, now you have opened your file on Windows.

Still cannot open the .FMT file?

If you are still unable to open the .FMT file, it might be because you are trying to open the wrong one. The .FMT file extension is similar to other file extensions such as: .fmt – Microsoft. You might be trying to open the wrong file, please recheck if you are trying to open the right file extension again.


In this article you have learned how to open the .FMT file with the RARLAB WinRAR program on Windows.