There could be several reasons. It might be due to copyright issues, or maybe the music format isn't supported by IG story. Also, your account settings could be preventing it.
One reason could be that the music you're using is copyrighted and Instagram doesn't permit the sharing of unauthorized copyrighted material. So, if it's a song from an artist, you need to get the proper license or use Instagram's own music feature.
There could be several reasons. Maybe the music you chose isn't licensed for use on IG stories. Or it might be that your internet connection is unstable preventing the upload. Also, IG's terms of service might have changed and restricted certain music posting.
It could be that your account settings are not configured correctly for posting music. Check your privacy and media sharing settings to make sure everything is enabled for music uploads.
There could be several reasons for this. First, make sure you have the rights to the music. Instagram has strict copyright policies. If it's your own music, check if it's in a format supported by Instagram. Also, some regions may have restrictions on music sharing. Try updating your Instagram app as well.
The music might not be showing up because of a problem with your Instagram permissions. Go to your device settings, find Instagram, and make sure it has permission to access your media and other necessary functions. If the permissions are restricted, it could prevent the music from being available on the IG story.
If it's a technical issue on Instagram's end, there's not much you can do except wait. However, you can try some basic troubleshooting steps on your device. For example, close all other running apps to free up memory. Also, as mentioned before, clearing the Instagram app's cache can be helpful. If the problem persists, consider uninstalling and reinstalling the Instagram app, but be aware that this may cause you to lose some local data associated with the app.