If "Download Only" gives you the Ext RAM error, try switching to "Firmware Upgrade."
If you have a backup of your original ROM, use the scatter file from that backup. 2. Update/Reinstall MediaTek VCOM Drivers sp flash tool error status ext ram exception link
The MediaTek USB VCOM drivers are not installed correctly or are digitially unsigned. If "Download Only" gives you the Ext RAM
When connecting the phone, it should briefly appear under "Ports (COM & LPT)" as MediaTek PreLoader USB VCOM . 3. Use the Correct "Download" Mode sp flash tool error status ext ram exception link