: Boot into TWRP and perform an "Advanced Wipe" of System, Data, Cache, and Dalvik.
Swipe the slider at the bottom to execute the wipe. Do not wipe Internal Storage unless you have copied your ROM zip archive to an external SD card. Step 3: Flash the Android 9 Zip File Return to the TWRP main menu and select . mt6580 firmware android 9 install
The SP Flash Tool cannot open the COM port assigned to the device, often due to faulty drivers or an unstable USB connection. : Boot into TWRP and perform an "Advanced
You must install MediaTek USB VCOM drivers on your computer, or your PC will not recognize the phone in download mode. Required Tools and Files mt6580 firmware android 9 install