There are two primary methods to download and install firmware version 9.00: the automatic system update (if the console is online and hasn't been updated past this version) and the manual USB update.
If your goal is to utilize homebrew applications, you can now execute the pOOBs4 exploit. 1. Create the Exploit USB
Never connect to the PlayStation Network (PSN), as it will force a system update prompt.
October 2023 (Updated for current recovery methods) Target Keyword: ps4 900 firmware download install Reading Time: 8 minutes ps4 900 firmware download install
Beyond official features, version 9.00 became widely discussed due to a significant security discovery. A kernel-level exploit (named pOOBs4) was found that works on firmware version 9.00. This has made 9.00 the last widely accessible firmware for homebrew and custom package installation, as later versions have patched this vulnerability.
Once your console reboots into firmware 9.00, take immediate steps to lock it down:
: Upgrading or reinstalling firmware can occasionally corrupt data. Back up your saves to a USB drive or PS Plus cloud storage. There are two primary methods to download and
Follow the on-screen prompts to confirm that you want to wipe the drive.
A second, separate low-capacity USB flash drive (can be a cheap 1GB or 2GB drive). A PC to write an image file. Execution Steps:
Whether as a nostalgic look back at a feature-focused update that integrated the PS4 and PS5 ecosystems, or as an active and stable foundation for the console's homebrew community, the story of PS4 firmware 9.00 is a unique one in PlayStation history. For most users simply looking to play the latest games online, always update to the most recent official firmware available directly from Sony. But for those seeking to tinker and customize their experience, version 9.00 remains a sought-after version in 2026. Create the Exploit USB Never connect to the
Insert your prepared USB flash drive into one of the front USB ports of the console.
Once your console reboots into firmware 9.00, your immediate priority should be preventing the system from automatically updating to a newer firmware version. Go to > System > Automatic Downloads . Uncheck System Software Update Files . Uncheck Install Automatically . Optional: Setting Up the 9.00 Exploit (Jailbreak)
Before beginning the installation process, ensure you have the following items ready: