What is a .HDA File And How To Open It – HotDocs (Easy Guide)

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Have you downloaded a file with .hda extension, but you have never seen this extension before? It is important to know how to open this file – in order to be able to work with it. Fear not, in this article we will show you how to easily open the .hda file in few simple steps on various systems.

What is a .HDA file?

The file extension .HDA is HotDocs Auto-Assemble File. The creator of this file extension is HotDocs. The file is a data related file.

What to know

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

How to open a .HDA file?

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

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

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

1. In the first step you need to download the HotDocs software. You will be using this software in order to open the file.

Step 2

Step 2: Locating your .HDA 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 HotDocs software you have downloaded. Choose your software and click on “OK”. Congratulations! You have opened your file on Windows.

Still cannot open the .HDA file?

If you are still unable to open the .HDA file, it might be because you are trying to open the wrong one. There are many similar file extensions that look like the .HDA file.hdb – HansaWorld, .hdd – Parallels, .hdf – Hierarchical Data Format File, .hdi – Hard Disk Image, .hdi – HotDocs. 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 .HDA file with the HotDocs program on Windows.