These are long strings of text, similar to a URL, which contain all the information needed such as the file name and where it is to start retrieving the pieces of the file you want to play. You can spot a magnet link easily as it has an icon of a magnet 🧲. Here is how a magnet link string looks like: magnet:?xt=urn:btih:08ada5a7a6183aae1e09d831df674….