Firmware 13.02 was released by Sony as a minor security patch. According to the official patch notes, version 13.02 primarily contains security fixes to the system software. It also introduced the ability to sign into your PS4 without a password using the PS App by scanning a QR code, similar to the PS5 login process.
If you absolutely want a modded PS4 today, the most time-efficient and cost-effective method is to buy a used console. Look on local marketplaces (eBay, Facebook Marketplace) for consoles advertised as "low firmware," "un-updated," or specifically "firmware 9.00 or lower."
Technically yes, but impractical for most users. ps4 downgrade 13.02 to 9.00
Avoid any website, YouTube video, or online service claiming they can download a "PS4 Downgrade Tool" or a modified 9.00 update file to downgrade your 13.02 console via a USB drive. These are universally designed to steal your data or trick you into completing ad revenue offers. Real PS4 downgrading requires a soldering iron, hardware programming chips, and pre-existing backups of your own console's data. Share public link
Some discussions in the PS4 modding community explore theoretical downgrade methods, such as modifying the SNVS (Secure Non-Volatile Storage) area of the Syscon or decrypting SPKGs using SAMU keys. However, these methods remain due to per-console encryption keys and unknown cryptographic components. Firmware 13
Sony designs the PS4 system architecture with security mechanisms specifically intended to prevent users from installing older firmware versions. If you see videos or websites claiming you can download a "9.00 downgrade PUP file" to install directly over version 13.02 via standard recovery mode, . They often contain malware or surveys designed to steal your data. The Technical Reason: Why Software Downgrades Are Blocked
The PlayStation 4 (PS4) remains one of the most popular gaming consoles in history, celebrated for its robust library of exclusive titles and stable online ecosystem. Central to its operation is the firmware—system software that controls everything from security to feature updates. As of mid-2024, the latest firmware versions, such as 13.02, are designed to patch vulnerabilities, improve system stability, and block exploits used for homebrew or piracy. In contrast, firmware version 9.00, released in late 2021, is widely known in the modding community for containing a critical USB-based exploit. Consequently, a recurring question emerges: Can a PS4 on firmware 13.02 be downgraded to 9.00? The short answer is no, but understanding why requires a deep dive into the hardware and cryptographic architecture of the PS4. If you absolutely want a modded PS4 today,
. This involves physically opening the console and soldering a microcontroller to the motherboard to interact with the The "One-Step" Limit : Most hardware reverts only allow you to go back to the previously installed version