Research Paper: MT6789 Auth Bypass and Secure Boot Mitigation Analysis
: Run a bypass utility (like MTK Meta Utility or TFM Tool) and select the Connection : Power off the device and connect it while holding Volume Up + Volume Down (or the specific boot keys for that model). Flashing/Repair : Once the tool confirms "Auth Bypass Success," you can use SP Flash Tool or other service software to perform the desired operation. mt6789 auth bypass
Vulnerable firmware versions include almost all MT6789 devices with Preloader versions before 2024.02.01 . Devices updated via OTA that include a (rare, only on very new units) will show SLA: Permanent Lock . Research Paper: MT6789 Auth Bypass and Secure Boot
Bypassing auth is often temporary. If you flash incorrect firmware, you risk "hard-bricking" the device, making it impossible to enter BROM mode again without hardware intervention. Devices updated via OTA that include a (rare,
The standard tool for flashing MediaTek devices. Auth bypass tools work in conjunction with SP Flash Tool by disabling the requirement for an authentication file.