Your device might be the culprit. If your device is low on storage or has some sort of software conflict, it can stop you from adding music to your FB story. Clear some storage space and check for any software updates for your device. Also, make sure that the music you are trying to add is in a compatible format. FB may not support all music formats for stories.
It could be because of a problem with the Facebook app itself. Try uninstalling and reinstalling the app. This can often fix glitches that prevent you from adding music.
Maybe there's a glitch in the FB app. Sometimes these things happen and you just need to wait for an update to fix it.
Maybe there's a glitch in the FB app. Sometimes these technical issues pop up and prevent the music addition feature from working properly.
Well, sometimes FB has certain rules and policies regarding music usage in stories. It could be that the music you chose doesn't comply with their copyright terms. Also, check if your internet connection is stable as that can affect the ability to add music.
Maybe there's a technical glitch or your device doesn't support it. Try restarting and see if that helps.
Maybe there's a technical glitch or your device doesn't support the feature.
Maybe there's a technical glitch or your app doesn't support that feature.
Maybe there was a technical glitch or compatibility issue. Sometimes software updates or changes can prevent adding music.
Maybe there's a compatibility issue with the music format or the platform you're using doesn't support adding music.
Maybe there's a technical glitch. Sometimes, the app or platform you're using might have a temporary issue preventing music addition.
It could be that the platform you're using doesn't support adding music for certain reasons. Maybe it's a licensing issue or a feature that's not available for your account type.