YouTube Music desktop application has not been announced. On one hand, you can only download YouTube Music songs on your mobile device. However, there are a few limitations to downloading songs from YouTube Music. With a YouTube Music Premium subscription, you have access to over 100 million official tracks and download songs through the YouTube Music app, then you can listen to your downloaded songs and playlists from an Android or iOS device without ads, even without an internet connection. If you happen to do so then you will have to initiate the download again from your playlist view.YouTube Music is one of the best music streaming services at present. The playlist will remain intact but videos will get deleted. they are not two copies of the same video, so don't delete it from either of the lists or it will delete it from both the playlists.

But the catch here is that file on disk is same i.e. Note: If you had downloaded your favorite videos already for offline viewing then the same set of videos are now present at two places on your device, one under downloads folder and also inside the new folder named with your playlist. These four steps will download the entire playlist as a new folder which is available offline even when you are not connected to the internet. Prefer to try this option when you're on a Wi-Fi connection to avoid wasting your cellular data. This warning isn't much of a worry.The download time totally depends on the number of videos you've in your playlist and your broadband connection. It gives a warning - Downloading playlists may require significant time and storage.

Now on the new screen simply click the download button (downward facing arrow icon) at the top of the screen as shown in the below screenshot.

You will see your playlist enlisted there.

On the new screen, check the section named Playlists (A-Z).

Now go to Library tab in the Android app.

Create the playlist of your favorite videos when you are online and connected to internet.The best deal that you've at the moment is simply creating the playlist with your desired video while you're online (connected to internet) and then follow these steps: Currently youtube Android app doesn't support creating play lists out of your downloaded videos for offline viewing.

Youtube playlist offline