This article will explain the firmware landscape of the PS4, dissect error codes SU-42130-2 and SU-42118-9 (often shortened to 1302 and 900), and explore the only fringe scenarios where "downgrading" is possible—primarily involving hardware mods like a Teensy or an ESP32.
Here is the hard truth you need to read before you waste any more time: What you are looking for is technically impossible on a standard, unmodified console. However, understanding why people search for this, and what errors 1302 and 900 actually mean, can save your console from becoming a paperweight.
For the average user: The risk of a permanent brick is over 50% for a first-timer. You are better off selling your 1302-error console for parts and buying a used PS4 on 9.00.
PS4 Downgrade 13.02 to 9.00: Reality, Reversion Mechanics, and Jailbreak Myths Downgrading a PlayStation 4 Go to product viewer dialog for this item. ps4 downgrade 1302 to 900
The Ultimate PS4 Downgrade Guide: Can You Go From Firmware 13.02 to 9.00?
Which of the following is a legal concern when downgrading firmware using third‑party tools? A) Patent infringement B) Circumventing digital protection measures (anti‑circumvention laws) C) Trademark dilution D) None — it’s always legal
will initialize the PS4 but keep it on the current firmware (13.02). This article will explain the firmware landscape of
: The method is only compatible with consoles using a Renaissance Syscon chip (model numbers starting with A0). Warning: Avoid "One-Click" Scams
Sony uses "anti-rollback" mechanisms to prevent users from installing older firmware. The system stores the current and previous firmware versions in its hardware chips (Syscon and NOR). To "downgrade," you aren't actually installing an older version; you are
Let’s put this in perspective.
If you have landed on this page, you are likely staring at a terrifying error code on your PlayStation 4 screen: (often colloquially referred to as "error 1302" in the modding community) or a subsequent "error 900" (CE-34788-9). You want to know how to perform a PS4 downgrade 1302 to 900 .
This will wipe your console and install 13.02 cleanly. You lose all data, but the console lives.
You must have a backup of your console's unique Syscon and NOR flash memory from when it was previously on version 9.00. For the average user: The risk of a