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

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Have you downloaded a file with .pem extension, but you are not sure what it is? It is important to know how to open this file – in order to be able to work with it. In this article we will explain what .pem file extension is, how to open it and how to work with it.

What is a .PEM file?

The file extension .PEM is from Privacy Enhanced Mail Certificate.The format of this web related file is text.

What to know

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

How to open a .PEM file?

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

How to open a .PEM file on Mac

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

1. The first step is to download the Apple Keychain Access software. This software will be used for opening the file.

Step 2

Step 2: Finding your .PEM file

2. The second step is locating 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: Clicking “Open with”

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

Step 4

Step 4: Choosing the software to open your file

4. After choosing the “Open with” option, you will have an option to choose the Apple Keychain Access software you have downloaded. Click on the software and click “OK”. Congratulations! You have opened your file on Mac.

Still cannot open the .PEM file?

If you are still unable to open the .PEM file, it might be because you are trying to open the wrong one. The .PEM file extension is similar to other file extensions such as: .pen – Corel, .pen – Logitech, .pep – Office Work Software, .per – Microsoft, .perfmoncfg – Microsoft. 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 .PEM file with the Apple Keychain Access program on Mac.