To resolve the issue of no sound on the Rova app for PC, follow these thorough steps:

1. Check Volume Settings: Ensure that your PC's volume is turned up and not muted.

2. Inspect Rova App Volume: Open the Rova app and check if there is an in-app volume control slider that might be muted or set to a low level.

3. Analyze Sound Settings:
- Right-click on the sound icon in the system tray at the bottom right corner of your screen.
- Select 'Open Sound settings'.
- Under 'Output', ensure the correct device (like speakers or headphones) is selected. Test each device if you have multiple outputs.

4. Update Audio Drivers:
- Press Windows + X and select Device Manager.
- Expand the 'Sound, video and game controllers' section.
- Right-click your audio device and select 'Update driver'.
- Choose 'Search automatically for updated driver software'.

5. Run Audio Troubleshooter: Use the built-in audio troubleshooter:
- Go to Settings -> Update & Security -> Troubleshoot.
- Click on 'Additional troubleshooters' and then select 'Playing Audio'.
- Follow the on-screen instructions to complete the troubleshooting.

6. Reinstall Rova App: Sometimes app files get corrupted:
- Uninstall the Rova app from your computer.
- Restart your PC.
- Download and install the latest version of the Rova app from the official website or app store.

7. Disable Exclusive Mode:
- Right-click on the sound icon in the system tray and select 'Playback devices'.
- Double-click on your current playback device to open its properties.
- Navigate to the 'Advanced' tab and uncheck 'Allow applications to take exclusive control of this device'.

8. Check Firewall and Antivirus Settings: Ensure that your firewall or antivirus isn't blocking Rova. Temporarily disable them to test if sound resumes.

9. Test Other Apps: Verify if sound works in other applications (like YouTube or a music player). This will help you determine if the issue is specific to the Rova app.

10. Consult Rova Support: If all else fails, visit the Rova support page for more assistance: Rova Support - [learn more].

By following these steps sequentially, you should be able to identify and resolve the sound issue on the Rova app for PC.