Brom Disabled By Efuse 0x146 Best Free -

Prevention is far better than dealing with this error. Before performing any risky operation (like unlocking a bootloader or flashing a custom ROM) on a new MediaTek device, always search for your specific model number along with keywords like "eFuse" or "BROM lock" to determine if the device is vulnerable.

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When a phone receives an official OTA (Over-The-Air) update or a specific security patch (usually Android 9, 10, 11, or 12 with MediaTek), the manufacturer "blows" the eFuse at address 0x146 . This permanently tells the BROM: "Do not accept unsigned or unauthorized flash operations." brom disabled by efuse 0x146 best

) and you are using so I can give you the precise connection sequence. Share public link

The answer is (Secure Layer Authentication and Download Agent Authentication). Starting with Android 10 and widespread on Android 12/13 devices, OEMs began burning these efuses at the factory. Prevention is far better than dealing with this error

With these details, I can provide the exact step-by-step procedure or test point diagram references for your hardware setup. AI responses may include mistakes. Learn more Share public link

MediaTek processors have a low-level boot mode called . This mode is essential for unbricking phones because it communicates with a PC before the Android OS or even the Bootloader starts. This link or copies made by others cannot be deleted

Forum posts from professional tool developers, like , have provided a clear and unified response to this error for years. For the 0x146 error, a Z3X product supporter stated, "Hello. BROM disabled by fuse, currently there is no solution for enable brom". Another Z3X supporter elaborated on a different thread: "Hello. There is no solution for enable brom atm".

: Make sure you do not have an active LibUSB filter bound to your Preloader VCOM port, as this can break the connection loop required for modern software bypasses.

The hexadecimal string 0x146 is a register value indicating that the security hardware policy has changed. Once blown, the chip permanently routes the boot process away from the open USB BROM interface. The hardware ignores low-level command prompts, rendering software exploits useless. The Best Solutions for BROM Disabled by eFuse 0x146