It is generally not recommended to download videos from YouTube or any other video sharing site without permission from the copyright holder.
Doing so may infringe on the copyright holder’s rights and could potentially be illegal. It is always best to obtain permission from the copyright holder before downloading any videos.
Additionally, using third-party websites for genyoutube download youtube video may also be risky as they may contain malware or other malicious software. It is always best to use official and reputable sources for downloading videos.