Go to your extracted folder and locate flash_tool.exe . Right-click it and select Run as administrator .
Flashing will wipe all data. Save your photos, contacts, and files. download spflash tool version 6240400000 install
Use only as a last resort for hard-bricked devices. This wipes your IMEI and calibration data! Go to your extracted folder and locate flash_tool
Your device has a locked bootloader that requires a secure boot authentication file. You need the specific .auth file or a custom DA file for your device. Save your photos, contacts, and files
Click Choose next to "Scatter-loading file". Navigate to your extracted Stock ROM folder and select the Android scatter text file (e.g., MT67xx_Android_scatter.txt ).
Do not press any buttons (or hold Volume Down/Up depending on the device brand) and connect it to the PC via USB.
Search for or MediaTek VCOM Drivers .