I ordered a Xiaomi Mi Router 4A 100M and got a Mi Router 4AC 100M (NOT gigabit) . After several days of bricking, reflashing, down grading the firmware, installing virtual box and ubuntu and following @hoddy tutorials, I finally got to telnet into it and installed this version ( @zorro I think): Op…

Based on these and @Boromini over in developers, I held my breathe and upgraded to the latest xiaomi mi4a 21.02.2 sysupgrade.bin. And voila - it worked. Thanks