Hi there! I see you're having trouble with the Clear Scan app not working. I'd be happy to help get this sorted out.

To start, could you tell me a bit more about what's happening? For example:
- Is the app failing to open, or does the scanning feature just not respond?
- Are you getting any error messages?
- Have you tried using the camera with other apps to confirm it’s working?
- Have you recently updated the app or your Windows OS?

Meanwhile, here’s a simple step-by-step you can try to troubleshoot:

1. Restart your device: This can clear up temporary glitches.
2. Check Camera permissions: On Windows, ensure Clear Scan has permission to access your camera. You can do this by going to Settings > Privacy > Camera and making sure access is allowed for apps.
3. Update the app: If you downloaded Clear Scan from a store or website, check if there’s an update and install it.
4. Reinstall the app: Sometimes uninstalling and reinstalling the app fixes corrupted files or settings.
5. Check for Windows updates: Keeping your OS updated can resolve compatibility issues.

If you’ve already tried some of these steps, just let me know which ones, and we can dig a bit deeper.

Are you able to provide a bit more detail about what you see when you try to use Clear Scan?