I have several C210 in house, Sam in HW v 2.0.one of it stay at 1.3.11 and always show "latest updated" while other C210 shows 1.4.3. I tried reset by push ping, no luck.

I just got a new M9 plus for WiFi backhaul. However the firmware of M9 plus Ver:2.8 is so outdated. It seems they have not updated since 2019! On the other hand my existing M5 which get regularly upda