Use
yt-dlp <VIDEO LINK> --video-password "<PASSWORD>"
yt-dlp https://www.dropbox.com/sh/er2pgg2ve2qsawh/AAB7WVHF-l1qFdZjxhX8H0mVa/Videos/1.%20January?dl=0&preview=3.+6+Blocks+-+Blue+Tape+Bikini+Pt.+2.mp4&subfolder_nav_tracking=1 --video-password "spring4weds24"