Since firmware hosting sites change frequently, you should look for the specific image file named: MXQ_RK3229_v3.1_eMCP_Android_7.1.img (or similar). China Gadgets Reviews: Search for "MXQ RK3229 V3.1."
For users wanting a Linux desktop or server environment, community threads on the Armbian Forum discuss booting from an SD card and installing to the eMMC/eMCP. mxq rk3229 emcp v31 firmware link
: Compatible with Android versions including 5.1, 6.0, and 7.1.2 depending on the firmware build. Firmware & Installation Resources Since firmware hosting sites change frequently, you should