@Sunshine does m7300 v3 work? do you have any recovery firmware for this? it stuck. shows android in device manager

@Sunshine I have tried reset, also the same. Battery light blinking once I power on, even if I hold reset button for more than 10 seconds. Plug into pc, device manager shows android device.

after upgrade to latest version downloaded, it reboot and the battery light bliking, never able to start. even with battery on. anyone can help?