Table of Contents
Introduction
Have you downloaded a file with .sdt 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. In this article we will explain what .sdt file extension is, how to open it and how to work with it.
What is a .SDT file?
The .SDT file extension is Siemens Desktop Theme File. This file extension was developed by Siemens. This
What to know
There are currently 2 software that can open the .sdt file on 1 platform.
How to open a .SDT file?
Below we will show you a step-by-step guide on how to open the .SDT file on various operating systems.
How to open a .SDT file on Windows (7, 8, 10)
We have written below an easy-to-understand guide on how to open the .sdt file on Windows in 4 easy steps.
1. In the first step you need to download the

Step 2: Locating your .SDT 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: Choose “Open with”
3. In the third step right click on your file and choose “Open with”.

Step 4: Choose the software and click ok
4. After choosing the “Open with” option, you will have an option to choose the 7-Zip 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 .SDT file?
If you cannot open the .SDT file, it is entirely possible that you are trying to open the wrong file. The .SDT file extension is similar to other file extensions such as:
Conclusion
In this article you have learned how to open the .SDT file with the