When you download videos, they are usually saved in a folder selected by your browser by default. If you cannot find the downloaded videos then follow the instructions given below.
If you are using
Windows, then press Ctrl + J on the keyboard to see the download history.
If you are using Mac,
then press Cmd + Shift + J on the keyboard to see the download history.
If you're
using a smartphone, check your browser's default download path or you can find the downloaded file on the phone gallery.