There is a common misconception that you can "reset" this fuse. Once an efuse is blown, it is a permanent physical change to the processor. However, there are two ways to work around it: 1. Use "Preloader Mode" Instead of BROM
is a specific status code indicating that the hardware-level "SLA" (Serial Link Authentication) and "DAA" (Download Agent Authentication) are strictly enforced. brom disabled by efuse 0x146
Switch your tool's setting from "BROM" to or "VBO" mode. There is a common misconception that you can
Note: This varies by model and carries a risk of hardware damage. 3. Authorized Flashing Use "Preloader Mode" Instead of BROM is a
For some high-security devices (like newer Xiaomi or Oppo models), the only way to bypass this is using an . The tool connects to the manufacturer's server, verifies a digital signature, and "unlocks" the path for the flash tool to proceed despite the fuse status. Summary for Technicians If you see 0x146 :
Understanding the "BROM Disabled by efuse 0x146" Error If you are trying to unbrick, flash, or bypass the FRP (Factory Reset Protection) on a MediaTek (MTK) device and encounter the error you have hit a significant security roadblock.
Instead of holding Vol+ and Vol- to force BROM, you simply plug the device in normally (or hold only one button).