Apple Watch 3 storage

Hello tk2022wo,

Thank you for reaching out to Apple Support Communities.

These steps may help:

"Remove music using your iPhone

1. Open the Apple Watch app on your iPhone.
2. Tap My Watch, tap Music, then do any of the following:

• For music you’ve added: Tap Edit, then tap  next to the items you want to remove.
• For music that was automatically added: Turn off Recent Music or other music automatically added to your Apple Watch.
  • Note: Music you’ve recently played won’t be automatically added to Apple Watch until you turn on Recent Music again.

Music you remove from your Apple Watch remains on your iPhone.

Remove music using your Apple Watch

If you’re an Apple Music subscriber, you can remove music directly on Apple Watch, whether it was added automatically or you chose to add it.

1. Open the Music app  on your Apple Watch.
2. Tap Library, scroll down, tap Downloaded, then tap Playlists or Albums.
3. Swipe left on a playlist or album, tap , then tap Remove.
4. Tap Delete.
5. The music is removed from your Apple Watch and from all other devices that use the same Apple ID.

Note: You can also remove individual songs. If you swipe left on a song, tap , tap Remove, then tap Delete, the song is removed from your Apple Watch and from all other devices that use the same Apple ID."

More details can be found here: Remove music from Apple Watch

To remove Podcasts go to your Watch app on your iPhone Podcasts > Shows < Select Show > Remove.

If the issue persists, can you verify your exact watchOS version?

Cheers!