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

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Have you came across a file with the .group extension and you don’t know what it is? 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 .group file in few simple steps on various systems.

What is a .GROUP file?

The .GROUP file extension stands for Windows Contacts Group File. This file extension was developed by Microsoft. The file has the binary format, and it is a system related files.

What to know

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

How to open a .GROUP file?

Below we have written a comprehensive guide on how to open the .GROUP file on various operating systems.

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

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

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

Step 2

Step 2: Locating your .GROUP 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 Contacts 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 .GROUP file?

If you cannot open the .GROUP file, it is entirely possible that you are trying to open the wrong file. The .GROUP file extension is similar to other file extensions such as: .groupproj – Embarcadero Technologies, .growlregdict – Growl Team, .growlticket – Growl Team, .grp – Blizzard Entertainment, .grp – SmarterTools. 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 .GROUP file with the Microsoft Windows Contacts program on Windows.