So, it is inadvisable to either use browser extensions or online video downloaders to save videos. An online video downloader, for another example, is often prohibited by Google since it's against YouTube's rules. For example, a browser extension brings great convenience to users to download videos, but at the same time, it is often filled with bugs. They can use a browser plug-in, 3rd party software, or an online video downloader.ĭifferent websites/apps have their own advantages and disadvantages in terms of the video download. With the growing popularity of YouTube videos, people become more likely to save their favorite videos from YouTube to their device so that they can enjoy it when there is no internet available.