Unavailable songs' copies won't download

[Cybr]

Plan

Premium

Country

Netherlands

Device

iPhone 7+

Operating System

iOS 12

My Question or Issue

When a song is unavailable in your country, but you have bought a copy of it elsewhere (because of this...), Spotify won't allow you to download the local file to the device from a(ny) playlist.

In fact, the songs aren't displayed at all.