How to open .CAB files on Windows
To open .CAB files on Windows, right-click the .cab file and choose open with..
Step-by-step instructions
- Right-click the .CAB file and choose Open with.
- Select a trusted Windows app that supports .CAB files.
Recommended software
- Built-in extractor
- 7-Zip
- WinRAR
Alternative methods
- Open .CAB in a browser-based viewer if desktop apps fail.
- Try opening .CAB on Windows with a secondary app to rule out app-specific issues.
- Convert .CAB only with trusted tools when direct opening is not possible.
Common issues
.CAB file does not open
This usually means the required app is missing or the .CAB 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 .CAB files from trusted senders.