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Open YouTube. Search for a video that you want to download. Select a video. Copy the video's address. Open the Convert2MP3 website. Add your video's address. Click convert. Edit the MP3 file's information. Click Continue. Click Download when prompted.

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Go to https://www.youtube.com/ in your browser. This will open the YouTube home page. You don't need to be logged into YouTube unless the video that you want to download is age-gated. Click the search bar at the top of the YouTube page, type in a video's name, and press Enter. Click a video that you want to download. This will open the video and prompt it to begin playing. If your video is in a playlist, find a version of the video that isn't in a playlist. Otherwise, you won't be able to download the video since playlist addresses aren't compatible with online converters. Click the address bar that's at the top of the browser window to highlight the address, then press Ctrl+C (Windows) or Command+C (Mac). If the video's address doesn't highlight when you click it, try double-clicking the address or dragging your mouse across the entire address. Go to http://convert2mp3.net/en/ in your browser. Click the "Insert video link" text field, then press Ctrl+V (Windows) or Command+V (Mac) to paste in the video's address. It's an orange button on the right side of the page. Doing so will cause the MP3 file to use your indicated information to categorize the song when played in a music player like Groove or iTunes. You can edit the following fields: artist - Enter an artist name. By default, this is the uploader's username or part of the title. name - Enter a song name. By default, this is part of the video's title. You can also download the file without audio tags by clicking Skip this page (no tags) It's a green button at the bottom of the information page. Your video will begin converting into an MP3 file. Skip this step if you skipped the last page. When you see the green Download button appear, you can click it to download the MP3 file onto your computer. Your YouTube video's MP3 file will download into your computer's default "Downloads" folder.