How to open .DLS files on Windows
To open .DLS files on Windows, right-click the .dls file and choose open with..
Step-by-step instructions
- Right-click the .DLS file and choose Open with.
- Select a trusted Windows app that supports .DLS files.
Recommended software
- VLC
- mpv
- Default media player
Alternative methods
- Open .DLS in a browser-based viewer if desktop apps fail.
- Try opening .DLS on Windows with a secondary app to rule out app-specific issues.
- Convert .DLS only with trusted tools when direct opening is not possible.
Common issues
.DLS file does not open
This usually means the required app is missing or the .DLS file is incomplete.
- Install or update a compatible application.
- Verify the file came from a trusted source and was fully downloaded.
- Try opening the file in an alternative app on another platform.
Security note
Only open .DLS files from trusted senders.