The idea is pretty straight forward , just add a button which allows sort songs in your playlist depending if they are in your My music collection or not just like this
Update: This idea has been submitted again here:
Your idea has been submitted a while ago but unfortunately hasn't gathered enough kudos (50 per year). In order to keep an overview of the active & recent ideas in this forum, we will close this idea for now. However this does not mean that your idea has been declined by Spotify.
If you still feel strongly about your request, we encourage you to post your idea in a little different form again! Maybe now is the right time to receive the support of our community for your suggestion! ;)
Do you have any further questions on how the idea exchange is managed? Just click here!