MWS file: How can I open a .MWS file?
The table below provides useful information about the .mws file extension. It answers questions such as:
- What is the .mws file?
- What program do I need to open a .mws file?
- How can the .mws file be opened, edited or printed?
- How can I convert .mws files to another format?
We hope you find this page helpful and a valuable resource.
✅ IBM MWave DSP Synth Instrument Extract

The MWS file is an IBM MWave DSP Synth Instrument Extract. Mwave was a technology developed by IBM allowing for the combination of telephony and sound card features on a single adapter card.
✅ Maple Classic Worksheet

The MWS file is a Maple Classic Worksheet. Maple is a commercial computer algebra system developed and sold commercially by Maplesoft.
✅ Medlin Payroll Software Statement Layout Data

The MWS file is a Medlin Payroll Software Statement Layout Data. Medlin Payroll Software is a payroll preparation software application created by Medlin Accounting for the purpose of managing payroll for a large number of employees.
⚠ Be careful with .mws files.
It's important to know that the .mws file extension can be used by various programs, not just the ones you expect. This includes potentially harmful software or malware that might create .mws files. Be cautious when dealing with .mws files from unknown sources.
🚫 The .mws 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 .mws 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 .mws file
It means that the operating system does not have a default app associated with the .mws file type. To resolve this issue and open the file, you can take the following steps:
- Right-click on the .mws 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 .mws 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 .mws file extension, write to us.