On iOS, you can hide songs on albums, and the songs become greyed-out.
On macOS, not only do songs you've hidden on iOS not show as greyed-out, but you can't hide songs either.
See attached screenshots.
To Spotify: when you release a feature on one platform, please try to make the same feature available on all platforms. Do this before adding yet even more features that probably aren't available on all of your platforms.
Hey! We've been keeping an eye on this submission for an extended period of time, and it doesn't seem this will reach the votes necessary to put it forward for prioritization. As such, we're marking this case as closed. This includes any similar suggestions that are received.
If we do have any new information to share, rest assured we'll check back in here with a new status. Have in mind that the idea will continue open for getting votes, so if you still feel strongly about it, continue sharing it with more users.