Your device has been permanently locked by the manufacturer at the factory. The message brom disabled by efuse confirms that the security mechanisms are active and working as intended. You will likely not be able to flash generic or third-party firmware onto this unit.
: Accessing data or resetting locked devices. brom disabled by efuse 0x146 best
It forces the processor into a "handshake" state before the eFuse check can fully block communication. Your device has been permanently locked by the
: You may see accompanying messages like "all binaries are not allowed to be flashed due to kg locked". : Accessing data or resetting locked devices
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."
When the BROM checks this efuse at boot, it finds that the bit is . The configuration at 0x146 tells the BROM: "Do not allow any unauthorized or unauthenticated download agent (DA) to run. Disable DMA access. Force a secure handshake only."