Brom Disabled By Efuse 0x146 Best [best] • Newest & Full

This is the technician’s last resort. The principle is to force the CPU into a lower-level BROM mode before the eFuse check is executed.

Once fuse 0x146 is blown, the CPU is hard-wired to ignore commands from BROM mode. Software tools like SP Flash Tool, UnlockTool, or MTK Client will fail because the hardware itself is no longer listening. 📖 The "Informative Story" of Security Patching Phase 1: The Golden Age of Exploits brom disabled by efuse 0x146 best

While "unblowing" the fuse is impossible, here are the most effective ways to handle a device in this state: This is the technician’s last resort

When you see this error today, you are hitting a . Software tools like SP Flash Tool, UnlockTool, or

Ensure you have the MediaTek USB VCOM drivers installed correctly. A "Device Not Recognized" error can sometimes mimic an efuse error.

: The 0x146 value indicates that the BROM (Boot ROM) is physically disabled by an electronic fuse (efuse). This means standard MTK flashing tools (like SP Flash Tool) cannot communicate with the device in its base state.