Download and install the Allwinner Factory Tool or PhoenixSuite . 2. Locate and Download Firmware
MXQ_Pro_4K_5G_H3Q44V30_S905W_20180813.img Alternative Build: H3Q44V30_Android_7.1.2_AP6212A_S905W.img firmware tv box mxq pro 4k 5g placa h3q44v30
If the USB Burning Tool fails and your box won't even connect: Download and install the Allwinner Factory Tool or
USB burning tool (Windows)
In this comprehensive 2,000+ word guide, we will walk you through exactly how to identify your specific board (H3Q44V30), where to find the rare working firmware, and how to flash it successfully using a male-to-male USB cable and the Amlogic USB Burning Tool. 000+ word guide