Version History of Windows Media Player 9 (All)

• New mini Player mode and Queue-It-Up - The new mini Player mode docks the Player into your taskbar for instant access while saving space. Prefer full-screen mode? Play music or video at full screen with controls that disappear when you're not using them.
• Fast and flexible playback
• Now Playing Info Center View
• Quick deployment and customization for the enterprise
• Smart features enable automatic organization
• Auto playlists and ratings
• Automatically update album information in your MP3 and WMA collection
• New Advanced Tag Editor
• Quickly burn professional-sounding audio CDs with Auto Volume Leveling
• Supreme-quality audio and video
• True multichannel audio
• Lossless audio
• High-resolution, 20-bit HDCD playback
• New video-smoothing technology for narrowband content
• Hardware-based Windows Media video acceleration