Many technicians use a "Kill Update" button in their software to prevent the device from downloading new security patches that might relock the phone. Important Warnings

Tools like the Unlock Tool , UFI Box , or MdmFixTool are commonly used to "Disable KG Locked MTK ADB".

Since the A037F uses an MTK processor, technicians often use Brom Mode (Boot Room) to read/write the RPMB partition or clear the Knox Guard flags directly.

Some specific flashable firmware files are designed to "zero out" the KG status. These are often used alongside tools that can write to specific partitions like persistent or seccfg . Common Step-by-Step Procedure

Install necessary MTK USB drivers and a service tool like the Unlock Tool .