What is a .CRD File And How To Open It – Microsoft (Easy Guide)

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Have you downloaded a file with .crd extension, but you are not sure what it is? You most likely know what the file is, but you might be unsure on how to open it. Thanks to this easy guide you will be able to find out what .crd file extension is, how to open it and how to work with it.

What is a .CRD file?

The file extension .CRD stands for Windows CardSpace File. It was developed by Microsoft. This file belongs to the binary format and it is a miscellaneous file.

What to know

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

How to open a .CRD file?

Below we will show you a step-by-step guide on how to open the .CRD file on various operating systems.

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

Below you can see a visual guide on how to open the .crd file on Windows in 4 easy steps.

1. In the first step you need to download the Microsoft Windows CardSpace software. This software will be used for opening the file.

Step 2

Step 2: Locating your .CRD 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, 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 Microsoft Windows CardSpace software you have downloaded. Click on the software and click “OK”. That’s all, now you have opened your file on Windows.

Still cannot open the .CRD file?

If you cannot open the .CRD file, it is entirely possible that you are trying to open the wrong file. The .CRD file extension is similar to other file extensions such as: .crd – Guitar Tabs. You might be trying to open one of them. Please recheck the file extension again.


In this article you have learned how to open the .CRD file with the Microsoft Windows CardSpace program on Windows.