Disabled By Efuse 0x146 — Brom

The only reliable solution. Newer replacement boards come with the eFuse already blown (same as original). You cannot downgrade.

[PL] BOOTROM START [PL] eFuse 0x146 = 1 [ERR] BROM disabled by efuse 0x146 [PL] HALT brom disabled by efuse 0x146

This article explains why a device’s Boot ROM (BROM) can become disabled when eFuse 0x146 is set, what that means for device behavior and security, and practical recovery or mitigation options for developers and engineers. The only reliable solution

For the modding community, this is catastrophic. For security, it’s a win – but at the cost of user freedom. this is catastrophic. For security