Search for the date "Nov 12, 2022" or the specific filename in the search bar.
If you previously backed up your media, the video is likely in one of these common services. Log in and search for the filename: Download video 20221112 202137 mp4
Look for the (usually an arrow pointing down into a tray) or the three-dot menu (⋮) . Select Download or Save to Device . Search for the date "Nov 12, 2022" or