Be careful. If you do something wrong you may damage your phone. Doesn't work with Android 10 Firmware. You need to go back to Pie to be able to flash.
You need raw firmware. You may not find the latest version. I've found V16.0615.1903.92.
https://drive.google.com/uc?id=16sY03_C14qqqldYjyurH_hyTgYEASEau&export=download(This is from mtkdevelopers.com)
1- Download the zip file and extract it.
2- Go to Fastboot.
3- Run ze620kl_auto_flash_raw.bat from zip file you...
Read more
You need raw firmware. You may not find the latest version. I've found V16.0615.1903.92.
https://drive.google.com/uc?id=16sY03_C14qqqldYjyurH_hyTgYEASEau&export=download(This is from mtkdevelopers.com)
1- Download the zip file and extract it.
2- Go to Fastboot.
3- Run ze620kl_auto_flash_raw.bat from zip file you...
Read more