Add a button to the Jellyfin video info page that plays using the external player iina
- Find Jellyfin's Web folder on the server. You can use
find / -name jellyfin
to search for its location. - Open the corresponding folder and you will see a folder called
web
, then open it. - Upload
external_player.js
here. - Modify the
index.html
file under the folder. - Add
<script src="external_player.js" ></script>
at the end of the file before</body>
. - Save the
index.html
file.