The value is a specific security index that tells the processor to permanently disable the BROM entry point. Because an eFuse is a physical hardware change, once it is "blown," it cannot be reversed via software. What This Means for Your Device

Since eFuses are permanent, replacing the logic board is often the only DIY fix. 💡 Pro-Tips

It significantly complicates data extraction for law enforcement and forensic experts, as the standard BROM entry point "just works" no more.

While specific bit mappings vary by SoC manufacturer, the error message or log entry "BROM disabled by efuse 0x146" is characteristic of .