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 has been observed in: brom disabled by efuse 0x146
The device hardware is hard-coded to reject BROM instructions unless a specific RSA signature is provided. Understanding the "BROM Disabled by efuse 0x146" Error