Software Ps4 Version 800. Here are the update notes as detailed on the PlayStation Blog. However it appears that the firmware also comes with a number of issues and bugs.
There is no way to downgrade a ps4 firmware with any legal software. And as numerous players report primarily in Japan the beta version of the PS4 firmware 800 was made available for download this weekIt has a size of just under 500 MB. Besides make sure that you already have deleted any previous versions of the PS4 software update on your computer.
This system software update improves system performance.
This update includes changes to the existing Party and Messages features new avatars updated parental controls and more. The firmware is currently in beta at the moment but the you can find the main changes detailed below. An update to the PlayStation4 system software was released on 14 Oct 2020. PS4 System Software Ver.