The update introduced several quality-of-life improvements aimed at bridging the gap between the PS4 and PS5 ecosystems:
Updating your PS4 to the latest firmware is a straightforward process. Here's how:
Sony has released the latest firmware update for the PlayStation 4, version 9.00. This update brings several new features, improvements, and bug fixes to enhance the overall gaming experience. In this post, we'll cover what's new in the PS4 9.00 firmware and provide a step-by-step guide on how to update your console.
: Parents began receiving notifications via the PS4 and PlayStation App when a child requested to use communication features in a game.
The release of the in December 2021 transformed Firmware 9.00 from a standard update into a gateway for homebrew. Discovered by prominent developers like TheFlow and Sleirsgoevy , the exploit utilizes a filesystem bug in the 9.00 kernel related to the exFAT format.
This firmware was particularly notable in the modding community because it patched the WebKit exploits used by earlier jailbreak methods. If you're considering homebrew, 9.00 is generally not the version you want (versions 5.05-7.55 were preferred).
Here are the key features and changes introduced with (released December 2020):