Browser extensions are the most user-friendly method. They work by detecting network traffic for video files.
Internet Service Providers (ISPs) monitor traffic to known piracy sites. Using a downloader (which does not use HTTPS streaming protocols) can result in your ISP slowing your connection or sending warning letters. m4uhd.tv downloader
Remember that downloading copyrighted material without permission is illegal in many jurisdictions. Always check the copyright status of the content and use these tools for personal, fair-use purposes only. Conclusion Browser extensions are the most user-friendly method