Brom Disabled By Efuse 0x146 < UPDATED — 2024 >

When you encounter the "BROM disabled by eFuse 0x146" error, it typically indicates that the Boot Read-Only Memory (BROM) functionality has been disabled due to a setting or a configuration stored in the eFuse at address 0x146. This could happen for a variety of reasons, including but not limited to:

Researchers have demonstrated blowing additional eFuses to change the readout value (e.g., from 0x146 to 0x000 ). This requires precise voltage injection on the eFuse supply rail (typically 1.8V or 3.3V) and is highly destructive. brom disabled by efuse 0x146

There are professional repair services that specialize in fixing such issues. They might have the necessary tools and expertise to re-enable BROM or reflash the eFuse. When you encounter the "BROM disabled by eFuse

Example scenario: