My iTunes library not showing on my iPhone

Hello pa5232,

We understand that you are not seeing all of your playlists on your iPhone. That can certainly get in the way of enjoying your music on the go, so we want to help.

If you are using Apple Music please make sure your have Sync Library turned on both devices. This resource explains how: Turn on Sync Library with Apple Music

Follow these steps in particular: "On your iPhone, iPad, or iPod touch

1. Go to Settings > Music.
2. Turn on Sync Library. If you don't subscribe to Apple Music or iTunes Match, you won’t see an option to turn on Sync Library.

If Sync Library is updating or turned off, you'll see a message at the top of the Library tab in the Apple Music app.

On your Mac

1. Open the Apple Music app.
2. From the menu bar at the top of your screen, choose Music > Preferences.
3. Go to the General tab and select Sync Library to turn it on. If you don't subscribe to Apple Music or iTunes Match, you won’t see an option to turn on Sync Library.
4. Click OK."

If you are not using Apple Music, you will want to follow the steps here to sync: Sync music between your Mac and iPhone or iPad

We hope that helps. Have a great day!