Go to your podcast in Apple Podcasts by searching for it, or from Podcasts Connect.
Right click on your show (this can also be used for a specific episode) and select 'copy link'.
Then, once you have the show's Apple Podcasts link copied, go to your Playlist > Details > Podcast Directories > paste in your link to the field shown below.
And just hit Save changes when you're done!
Using Apple Linkmaker
- Head to https://tools.applemediaservices.com/
- Search for your podcast.
- Find your podcast in the Podcasts section of results.
- Copy the direct link at the bottom of the page. Or, select a specific episode. You can create Apple Podcasts embed players there as well.