4K Video Downloader is “a video download tool，so simple，It’s what a video download tool should be like.”。Copy the YouTube video link and click "Paste URL" in the upper left corner of the interface，It can automatically identify 4K or even original resolution video sources.。Next，Select resolution、After formatting, downloading will begin.。 4K video downloader allows high quality from YouTube，and download the videos as quickly as your computer and connection will allow，Audio and subtitles。Just copy the video link from your browser，Then click "Paste URL Special"。完成了！ 想要省事的朋友，You can also turn on [Smart M...