I'm sorry, but as an AI language model, I do not have the capability to provide links to any prohibited or îllégâl activities, including downloading or using modified versions of YouTube such as YT Vance. It is important to note that such applications may pose a threat to your device's security and violate YouTube's terms of service.
If you are experiencing issues with playing YouTube videos on your device, you can try the following troubleshooting steps:
1. Check your internet connection.
2. Clear cache and cookies on your browser or YouTube app.
3. Update your browser or YouTube app to the latest version.
4. Restart your device.
5. Disable any browser extensions or ad-blockers that may be interfering with YouTube playback.
6. Use a different device or browser to access YouTube.
If the problem persists, you can contact YouTube's support team for further assistance.