Well, first, make sure your Instagram app is up to date. Then, when you create a story, there should be an option like 'Music' or a music note icon. Tap on that, and you can browse through various songs and select the one you like to add to your story.
Well, there are a couple of ways. One is to search for the song you want in the music section when creating your story. Another option is to use music from your saved playlists if they're available. It's pretty straightforward once you know where to look.
One way could be to check your internet connection. Sometimes a weak connection causes issues with the music. Also, make sure the music file isn't corrupted.
Well, to add music to your IG Story, first make sure your Instagram app is updated. Then, when creating a story, you'll find the option to add music. You can browse through popular tracks or search for a specific one.