How can I extract audio losslessly from a video on my windows 10 pc?

Video DownloadHelper is a free browser extension primarily designed to address the need for extracting audio from video. It automatically identifies video audio streams within webpages, enabling users to download audio tracks independently without complex operations. Perfectly suited for extracting audio from videos within browsers, it serves as a convenient tool for routinely obtaining background music from web videos or audio recordings of speeches.

Using this software to extract audio from video

• Install the extension: Search for Video DownloadHelper in your browser's application store, then click to install and enable it.

• Open target video: Load the webpage containing the video whose audio you wish to extract in your browser, allowing the video to load fully.

• Initiate extraction: Click the extension icon in your browser toolbar. The extension will automatically detect video and audio streams on the page, displaying a pop-up menu.

• Select audio option: In the menu, tick either “audio only” or “original track” to precisely achieve extracting audio from video.

• Save the audio: After selecting your preferred audio format, click the download button, specify the save location, and await completion of the file download.

Cons

1. Only supports extracting audio from web videos accessible via a browser; cannot process locally stored video files.

2. Cannot extract audio from websites employing DRM protection or private streaming services.

3. Only enables single-video audio extraction; cannot process multiple videos simultaneously.

As a free tool to extract audio from video, install the extension, open the web video you want to extract audio from video, select the audio-only option, and save the file—note that DRM-protected sites may restrict this extraction