I don’t think you can use that feature on the web. It’s mobile app only. Maybe you can use adb to grab them off an android device but it’s not nearly as easy as

I don’t think you can use that feature on the web. It’s mobile app only. Maybe you can use adb to grab them off an android device but it’s not nearly as easy as youtube-dl. I wouldn’t be surprised if they were DRM’d in that scenario anyway.