To add a video for Benedikt Anton Aufschnaiter / Serenade for orchestra No. 4 in A minor, Op. 2/4, just enter the video‘s YouTube link:
example) https://www.youtube.com/watch?v=XXXXXXXXXXX
Search YouTube for Benedikt Anton Aufschnaiter / Serenade for orchestra No. 4 in A minor, Op. 2/4