Add the extension to your browser profile via your platform's official add-on repository. Look for the verified package. Ensure it includes core permissions for managing downloads and reading active tab media streams. Step 2: Media Detection

Most modern streaming platforms do not host videos as single files. Instead, they split videos into hundreds of tiny segments via HTTP Live Streaming (HLS/M3U8) or Dynamic Adaptive Streaming over HTTP (DASH/MPD) protocols. The Mpmux engine automatically detects these fragments, caches them in your browser, and merges them into a single, high-quality file right on your device. 2. Local Browser Processing