If there is a yellow exclamation mark, manually update the driver using a fresh Mediatek VCOM driver package .
. This is often due to a mismatch between the firmware files and the specific hardware variant of your device, such as different RAM vendors (e.g., Samsung, Micron, or SK Hynix). Troubleshooting Guide 1. Verify Firmware Compatibility
Newer MediaTek chips (like MT6765, MT6761) often require a protection bypass to allow RAM initialization.
If you’ve tried multiple firmware versions, different DAs, and the memory test still fails, suspect a – especially if the device suffered a drop, liquid damage, or overheating before the issue appeared. In that case, motherboard repair or replacement is required.