Brom Disabled: By Efuse 0x146

The error message "BROM disabled by efuse 0x146" is a security state found in modern MediaTek (MTK) based smartphones, particularly from brands like

The error "BROM disabled by efuse 0x146" marks a definitive shift in MediaTek (MTK) security, effectively ending the era of easy "one-click" bootroom (BROM) exploits for many newer devices. The Technical "Why"

Anti-Downgrade: Similar to eFuses in other consoles and chips, it can be used to ensure the device never runs older, less secure firmware. Status of Fixes/Bypasses brom disabled by efuse 0x146

What is eFuse?

eFuse is an electronic fuse that is used in many modern devices, including those with MediaTek chipsets. It's a mechanism that allows the device manufacturer to control and configure various aspects of the device's behavior, including the boot process. eFuse can be used to disable certain features or components of the device, effectively bricking or rendering it unusable if needed.

Can You Bypass "BROM Disabled by Efuse 0x146"?

The short answer is no for standard tools and methods. The long answer is nuanced. The error message "BROM disabled by efuse 0x146"

describe how these registers are used to lock hardware performance and security behaviors on the production line. Common Solutions

: Instead of BROM, modern tools attempt to use the "Preloader" port. This requires selecting the specific model and the correct preloader.bin file in tools like UnlockTool Test Point (Hardware Bypass) eFuse is an electronic fuse that is used

If you are seeing 0x146, your device's Boot ROM (BROM) has been permanently disabled via eFuse. This is a hardware-level security measure often used by manufacturers (like Xiaomi or Samsung) to prevent low-level flashing and unauthorized firmware changes. 🧱 What this means