What is a .DAX File And How To Open It (Easy Steps)

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While downloading files, you might have downloaded a file with the .dax extension. You most likely know what the file is, but you might be unsure on how to open it. That’s why we have made this article! You will learn how to open the .dax file extension on various systems, what it is and how to work with it.

What is a .DAX file?

The .DAX file extension comes from PSP Compressed ISO Disc Image. This file belongs to the binary format and it is a disk image file.

What to know

There are currently 2 software that can open the .dax file on 1 platform.

How to open a .DAX file?

In this part of the article we will show you how to open the .DAX file on various operating systems.

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

To open the .dax file on Windows, please follow these 4 easy steps.

1. The first step is to download the PSP ISO Compressor software. This software will be used for opening the file. The other software that you can use is UMDGen and PSP ISO Compressor.

Step 2

Step 2: Locating your .DAX file

2. In the second step you need to locate the downloaded file. If you don’t remember where you have downloaded your file to, you should check your /download/ folder as it usually gets automatically saved there.

Step 3

Step 3: Choose “Open with”

3. In the third step, after locating your file, right click on it and click “Open with”.

Step 4

Step 4: Choose the software and click ok

4. After choosing the “Open with” option, you will have an option to choose the PSP ISO Compressor software you have downloaded. Click on the software and click “OK”. Congratulations! You have opened your file on Windows.

Still cannot open the .DAX file?

If you cannot open the .DAX file, it is entirely possible that you are trying to open the wrong file. There are many similar file extensions that look like the .DAX file.day – BrainBox Games, .daz – DAZ Productions, .dazip – BioWare, .db – Mobile Device Database File, .db – 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 .DAX file with the PSP ISO Compressor, UMDGen programs on Windows.