MSTR file: How can I open a .MSTR file?
The table below provides useful information about the .mstr file extension. It answers questions such as:
- What is the .mstr file?
- What program do I need to open a .mstr file?
- How can the .mstr file be opened, edited or printed?
- How can I convert .mstr files to another format?
We hope you find this page helpful and a valuable resource.
✅ MicroStrategy Dashboard Data

The MSTR file is a MicroStrategy Dashboard Data. The MicroStrategy platform provides all the capabilities organizations need to build and deploy analytics and mobility applications that transform and accelerate business.
✅ Miles Sound System 10 Stream Bank

The MSTR file is a Miles Sound System 10 Audio Bank. Miles Sound System (MSS) is a sound software system primarily for video games and used mostly as an alternative for low-end audio chipsets.
⚠ Be careful with .mstr files.
It's important to know that the .mstr file extension can be used by various programs, not just the ones you expect. This includes potentially harmful software or malware that might create .mstr files. Be cautious when dealing with .mstr files from unknown sources.
🚫 The .mstr file extension is often given incorrectly!
According to the searches on our site, these misspellings were the most common in the past year:
Is it possible that the filename extension is misspelled?
We found the following similar file extensions in our database:
🔴 Can't open a .mstr file?
When you double-click a file to open it, Windows examines the filename extension. If Windows recognizes the filename extension, it opens the file in the program that is associated with that filename extension. When Windows does not recognize a filename extension, you receive the following message:
Select an app to open this .mstr file
It means that the operating system does not have a default app associated with the .mstr file type. To resolve this issue and open the file, you can take the following steps:
- Right-click on the .mstr file. A context menu will appear.
- From the context menu, select Open with. Windows will display a list of recommended apps.
- If the desired app is listed, select it from the provided options.
- If you cannot find the appropriate app, you may need to install software that supports the specific file type.
If you don't know how to change the default app for the .mstr file, check the FAQ.
🔴 Can I change the extension of files?
Changing the filename extension of a file is not a good idea. The extension of a file serves as a hint to the operating system and various software programs about the type of data contained within the file. When you alter a file's extension, you essentially modify how software applications interpret and handle that file. Every file has a specific format, also known as its file type or file format. The problem is, changing the file extension does not change the file format.
If you have helpful information about the .mstr file extension, write to us.