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Without the need for add-ons or third-party tools, you can easily download YouTube videos and watch them offline anytime using the 'Network' tool for developers integrated into Firefox, Chrome, and IE browsers.
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Note: In this guide, Mytour will perform on Firefox browser, similar steps can be done on Chrome.
How to download YouTube videos on Firefox without add-on
Follow the steps below to download YouTube videos using the Network tool:
Step 1: Open Developer Tools in your web browser, then find and click on Network tool. In Firefox, use the shortcut Ctrl + Shift + Q.
Step 2: In the Network tool window, find and click on Media. Here you can see a list of HTTP Requests made for multimedia files such as audio and video.
Step 3: Visit the YouTube video you want to download to view YouTube requests for video and audio files.
Step 4: Hover over the Type column in each request and look for the following multimedia files:
- For audio files, look for 'audio/mp4'.
- For video files, look for 'video/mp4'.
Note: In browsers like IE and Chrome, YouTube requests for audio and video files are not listed under the Media section in Network tool. You only need to look for items named 'audio' (audio) or 'video' in the Network tool search bar.
Step 5: Once you find the request for the files you want to download (it will have the domain name googlevideo.com), click on it and copy the full URL.
Step 6: Paste the URL into the browser's address bar, remove the 'range' parameter from the query string, and press Enter.
Enter 'about:config' into the Firefox address bar and press Enter. In the window displayed on the screen, search for 'webm'.
Find and double-click media.mediasource.webm.audio.enabled and change the value to False.
This article has just guided you on how to download YouTube videos on Firefox without add-ons. You can also refer to How to download Youtube videos on Firefox using add ons to download more interesting and appealing videos or how to download Youtube 4K videos to help you watch videos with ultra-high resolution.
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