Swapping disc drives with the new PS5 is easy, and while you will need an Internet connection in order to verify the hardware, you’ll easily be able to swap between different devices. This is demonstrated in the video embedded above, as YouTuber TronicsFix registers a single disc drive with various consoles, and then swaps it backward and forwards with minimal fuss.
Yes, You Can Attach the New PS5's Detachable Disc Drive to Another Console
Sony's feeling flexible