PS4 System Software Update 2.55 Now Available, And I'm Sure You Know What it Brings
Today Sony made update 2.55 of the PS4 system software available for download on the PSN. The contents of the update are no surprise, bringing more stability for all:
System software stability during use of some features has been improved.
The download is just 245 megabyte. Since this is a mandatory update, you won’t be able to connect to the PSN until you install it.