Switch your tool's setting from "BROM" to or "VBO" mode.
: 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) brom disabled by efuse 0x146
Confirm irreversible nature
: It appears in forensic and repair logs when tools attempt to communicate with secure MediaTek chips. MediaTek Content Guidelines : Official MediaTek eFuse Guidelines Switch your tool's setting from "BROM" to or "VBO" mode
Understanding the "BROM Disabled by efuse 0x146" Error If you are trying to unbrick, flash, or bypass the Factory Reset Protection (FRP) on a MediaTek (MTK) device and encounter the error you have hit a significant security roadblock. brom disabled by efuse 0x146