Skilled hardware engineers can use a (like a Teensy++ or a specialized programmer) to physically dump the BIOS/NOR flash chip from the motherboard. By hex-editing this dump, they can theoretically change the reported firmware version.
: This process requires opening the console and soldering to the chips. It is not recommended for beginners. Safe Mode Limitations : Using a USB in only allows for "Reinstallation" of the firmware; it will reject a 9.00 file if you are on 13.02. Necessary Equipment
Are you looking to downgrade for or to fix a specific technical bug ? How To Play Older Versions Of PS4 Games [No Jailbreak]
: Use specialized PC software to swap the active and inactive firmware slots in the data dump. : Write the patched data back to the chips. Initialization ps4 downgrade 1302 to 900
However, moving from a significantly newer firmware like 13.02 back to 9.00 is not a straightforward software update. It requires advanced hardware techniques. This article explores the realities, risks, and methods involved in attempting a PS4 firmware downgrade in 2026. Why Downgrade from 13.02 to 9.00?
As of May 2026, the PlayStation 4 community remains highly active, with many users looking to move from modern firmware to older versions for jailbreaking, homebrew, and custom firmware (CFW) capabilities. Reverting to firmware 9.00 is highly desirable because it features a stable, widely supported, and permanent jailbreak compared to the patched, secure nature of 13.02.
Use tools like bwe or equivalent to take a full dump of your 13.02 NOR and Syscon. Skilled hardware engineers can use a (like a
Go to product viewer dialog for this item. Downgrade 13.02 to 9.00: Is It Possible? The Ultimate Guide The desire to downgrade a PlayStation 4 (PS4)
for managing system updates and data backups.
Sony designed the PS4 with a one-way street for firmware. Inside the console’s Southbridge chip (or Syscon on later models), there is a set of . Every time you update your firmware (e.g., from 9.00 to 10.00 to 11.00 to 13.02), a fuse is physically blown. It is not recommended for beginners
Websites asking you to complete surveys to download a "PS4 Downgrade Tool" are trying to steal your data or infect your PC with malware. If a guide does not involve opening your console and soldering, it is a scam. Is It Worth It? Alternative Options
Direct software downgrading from 13.02 to 9.00 via a simple menu or USB drive is . The only confirmed method for a "downgrade" is technically a firmware revert , which requires significant hardware modification:
