Brom Disabled By Efuse 0x146 〈2026 Release〉

The presence of brom disabled by efuse 0x146 signals a turning point. MediaTek has learned from Qualcomm’s EDL (Emergency Download Mode) locking. Moving forward:

Similar to eFuses in other consoles and chips, it can be used to ensure the device never runs older, less secure firmware. Status of Fixes/Bypasses

In your tool's dashboard, change the connection setting from to Preloader . brom disabled by efuse 0x146

The error message "BROM disabled by efuse 0x146" is a security state found in modern MediaTek (MTK) based smartphones, particularly from brands like

: For most users, this means "one-click" unlocking or flashing tools will fail. You will likely need a specialized technician tool (like Pandora, Unlock Tool, or CM2) that supports the specific secure authentication required for your device model. The presence of brom disabled by efuse 0x146

Because an eFuse is a physical hardware change, it cannot be "un-burned" by software or firmware updates.

But what if a bug is found in that ROM after millions of chips are sold? You can't change hardware. So designers include efuses —tiny electronic fuses you can blow once. Each blown fuse changes a configuration bit forever. Status of Fixes/Bypasses In your tool's dashboard, change

An "efuse" is a microscopic hardware fuse inside the processor. Once it is "blown" (electronic state changed), it cannot be undone.