1 --You download Doel Primary-2102 Firmware 2 --You Put whole Firmware in SD card directly. (Off course Fat 32bit Formatted SD card) 3 - You Put in Laptop SD Card Slot and restart Laptop and automatically upgrade it. you wait for 100% . 4 --Remove your SD card and automatically restart then 100% OK solved your problem.
1 --You download Doel Primary-2102 Firmware 2 --You Put whole Firmware in SD card directly. (Off course Fat 32bit Formatted SD card) 3 - You Put in Laptop SD Card Slot and restart Laptop and automatically upgrade it. you wait for 100% . 4 --Remove your SD card and automatically restart then 100% OK solved your problem.