ISA A19 hot selling item. MTK6577 Dual core 3G smart phoen, deal price only $99.99, and now $104.99 today we’d like to share the stock firmware with you.
Download link: ISA A19 Firmware
Click here Download flash tool
2.A new windows will be on you pc screen as below. click the”scatter loading ”
Loading the txt file as below pic shows:
Step 3: Click the “Download ”and turn off your Smartphone .Then connect your ISA A19 with your PC through the USB cable .
Click here view more smartphone on Geekbuying.