You are able to delete and edit distribution artists within distribution. This can be used to edit artist names, delete duplicates and add Spotify URI's and Apple IDs.
HERE'S HOW:
Open your distribution release and click on the Main Artist field to open up your Artist window
- Click the Pencil icon to Edit an artist's information
- Click the Trash icon to delete an artist
Note: You will not be able to delete artists that are a part of your subscription plan or have been included in a previous release
How to connect your Spotify and Apple Music profiles >