Yep, you can download PS4 System Software Update 4.50 right now. It comes in at just over 324mb which is a bit larger than usual.
It has some epic features including:
Full list of new features:
- External HDD
- Boost mode (applicable to PlayStation 4 Pro only)
- PS VR Improvements
- Improvements of resolution of 2D games
- 3D Blu-ray support
- Voice chat for Remote Play
- Off-console availability
- Custom wallpaper & profile colour
- Share your activity
- Activity feed privacy
- Save Data Shortcut
- From Capture Gallery to SHAREfactory
- GIF support
- PS Messages and Communities app updates
