board is notoriously difficult because many generic MXQ boxes use different internal hardware despite looking identical on the outside. Standard Repositories: You can check Firmware Center for general RK3128 stock ROMs. Community Forums: Users on the LibreELEC Forum Armbian Forum
If you flash an RK3128 firmware intended for a different board (e.g., an MXQ-4K V5.0), your Ethernet and Wi-Fi will stop working. If you flash the wrong DDR memory type, the box will not boot at all. Firmware Rk3128 Mxq Ep 68
The software used to push the firmware image (.img) to the box. 4. How to Flash the Firmware The Ultimate Guide to Firmware for RK3128 MXQ