“Some XKJ1 units are unpatched if they were early production.” Fact: The XKJ1 prefix was introduced long after the patched bootROM was in full production. No XKJ1 units escaped the patch.
Attempting to mod a patched console carries a high risk of "bricking" (permanently breaking) the device or being banned from Nintendo's online services. 🔍 How to Confirm (Just in Case) If you want to double-check using official community tools:
No. Because it is a V2 console, the hardware vulnerability found in early 2017/2018 models does not exist on your device. Hardware Method (Modchip): is my switch patched xkj1 top
A single slip of the soldering iron can permanently bridge a connection and brick the console instantly.
Crucially, because this is a hardware-level flaw in the processor's bootrom, it cannot be patched with a simple system software update. “Some XKJ1 units are unpatched if they were
Visit a tool like the Such Meme, Many Skill's Switch Serial Database to confirm your exact serial number's patch status.
Game retailer stocking new and used items, consoles and accessories, plus repair services for PlayStation and Xbox systems. 🔍 How to Confirm (Just in Case) If
Based on data from serial number databases, serial numbers starting with and XKW are known as "Mariko" units (the revised, better-battery models released around 2019/2020). These consoles were manufactured with a hardware fix that closed the Fusee-Gelee RCM vulnerability found in the original V1 "Erista" models. XKJ / XKW (Mariko): Patched / Unhackable via softmod.
If your Nintendo Switch starts with , it is a second-generation (V2) unit and is considered "patched." This means you cannot run custom firmware through easy software exploits. While it is still technically possible to hack the console via a modchip, it requires advanced soldering skills and, in many cases, professional assistance.
How to Identify Nintendo Switch Consoles With Improved Battery Life
This guide will provide a comprehensive breakdown of the XKJ1 serial number, determine its patch status, and explain your options for modification. The Short Answer: Is my XKJ1 Switch Patched?