Proceeding Sony's previous PS4 Beta Firmware update, the current PS4 OFW release and new Beta PS5 Firmware update today testers including @Sametto Chan on Twitter shared PS4 Beta Firmware / System Software 10.50 details (alongside PS4 Beta Firmware / System Software 11.00 and PS4 Beta Firmware / System Software 11.50 below) for participants currently enrolled in the PlayStation 4 Beta Trial to try out before the next OFW is pushed live. 
Download: PS4UPDATE.PUP (465 MB - v10.50 Beta 2.00) via @Sametto Chan on Twitter / PS4UPDATE.PUP (465 MB - v10.50 Beta 3.00) via @Sametto Chan on Twitter
Those who haven't registered in Sony's PlayStation Preview Program will NOT be able to install Beta PUPs as they require a valid PS4 license for installation, and as DEFAULTDNB confirmed it's hardcoded for only downgrading to the current highest released OFW regardless of what PS4 Firmware you updated from.
As always, DON'T UPDATE if you wish to use the latest PS4 Game PKGs via PS4 Torrents and Homebrew Apps whenever the next PS4 Jailbreak Exploit surfaces in the PS4Scene.
PS4 10.50 Beta Firmware / System Software Changelog:
You have been selected for public beta testing of PlayStation 4 system software 10.50. Please see below for details.
Please note that this program is a beta test, and the functions and specifications may change. Key updates:
Included in this system software beta test program:
Beta test code numbers can be used on up to 5 accounts. Please share with your friends who would like to participate (Only users aged 18 and over can participate).
Download: PS4UPDATE.PUP (465 MB - v10.50 Beta 2.00) via @Sametto Chan on Twitter / PS4UPDATE.PUP (465 MB - v10.50 Beta 3.00) via @Sametto Chan on Twitter
Those who haven't registered in Sony's PlayStation Preview Program will NOT be able to install Beta PUPs as they require a valid PS4 license for installation, and as DEFAULTDNB confirmed it's hardcoded for only downgrading to the current highest released OFW regardless of what PS4 Firmware you updated from. As always, DON'T UPDATE if you wish to use the latest PS4 Game PKGs via PS4 Torrents and Homebrew Apps whenever the next PS4 Jailbreak Exploit surfaces in the PS4Scene.PS4 10.50 Beta Firmware / System Software Changelog:
You have been selected for public beta testing of PlayStation 4 system software 10.50. Please see below for details.
Please note that this program is a beta test, and the functions and specifications may change. Key updates:
Included in this system software beta test program:
- You can now access verified apps from Settings
- The PlayStation app now shows active friends as online in the friends list
- Unicode 15.0 emoji can now be displayed.
- In supported games, players from other platforms will now when playing the game.
Beta test code numbers can be used on up to 5 accounts. Please share with your friends who would like to participate (Only users aged 18 and over can participate).
Code:
For PSN JP Users: 8RN8-PENL-8896
(Beta test code numbers can be used on up to 5 accounts)
