What is a .1ST File And How To Open It (Easy Guide)


Have you downloaded a file with .1st extension, but you are not sure what it is? Perhaps you know what the file is, but you simply don’t know how to open it. Thanks to this easy guide you will be able to find out what .1st file extension is, how to open it and how to work with it.

What is a .1ST file?

The .1ST file extension is Readme File. The format of this text related file is text.

What to know

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

How to open a .1ST file?

In this part of the article we will show you how to open the .1ST file on various operating systems.

How to open a .1ST file on Windows (7, 8, 10)

We have written below an easy-to-understand guide on how to open the .1st file on Windows in 4 easy steps.

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

Step 2

Step 2: Locating your .1ST 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 right click on your file and choose “Open with”.

Step 4

Step 4: Choose the software and click ok

4. In the fourth step, after clicking “Open with”, you should see the Microsoft Notepad software that 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 .1ST file?

If you are still unable to open the .1ST file, it might be because you are trying to open the wrong one. The .1ST file extension is similar to other file extensions such as: .2bp – Pocket PC Bitmap Image File, .2d – Archway Systems, .2fs – Puppy Linux, .2mg – Apple, .2sf – Nintendo DS Sound File. 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 .1ST file with the Microsoft Notepad program on Windows.