Once an eFuse is blown, it changes the state of a specific register from 0 (intact) to 1 (blown). This change cannot be reversed. Ever.
Below are the working strategies, ranked from most effective to least. Solution 1: Use a Bypassed or Patched Download Agent (DA) – The "Auth Bypass" Method MediaTek has a built-in authentication mechanism called SLA (Secure Download Agent Authentication) and DAA (Download Agent Authentication) . The eFuse 0x146 forces the BROM to demand a cryptographically signed DA.
Remember: eFuse 0x146 is blown. You cannot un-blow it. You can only find a way to work around it . Do you have a specific device showing "BROM disabled by efuse 0x146"? Leave a comment with the model number (e.g., Redmi 10C, Infinix Hot 11) and the exact tool you are using for targeted advice. brom disabled by efuse 0x146 best
Tools like MTK Client (Python tool by bkerler) and UnlockTool have developed methods to bypass this authentication using a brom payload that ignores the eFuse check.
Your heart sinks. The process stops. The device refuses to communicate. If you are a technician, a developer, or an enthusiastic tinkerer, this error is one of the most frustrating roadblocks you can encounter. It signals that the manufacturer has locked down the device tighter than Fort Knox. Once an eFuse is blown, it changes the
Introduction: A Bootloader Nightmare Imagine this: You’ve just tried to flash a custom recovery, unbrick your Android device, or bypass the factory reset protection. You connect your phone to the PC, load up the SP Flash Tool or Miracle Box, hit "Download," and instead of a success message, you are greeted with a cryptic red text:
This article provides the technical breakdown and practical solutions for the "BROM disabled by efuse 0x146" error. We will explore what BROM and eFuse are, why 0x146 specifically appears, and the most effective strategies to bypass or resolve it. Part 1: What is BROM? The Brainstem of Your Device To understand the error, you must first understand BROM. Below are the working strategies, ranked from most
This requires advanced micro-soldering skills. Incorrect shorting can permanently damage the CPU. Solution 3: Use a Premium Commercial Box (Miracle Box, Infinity CM2MT2) Free tools often fail against 0x146. Commercial boxes are updated constantly to defeat new eFuse mechanisms.