Sorry to trouble you. Please note that this update includes APP, HUB, and remote control, all three must be updated. Many people will fail in the HUB update, please be sure to pay attention to the following issues. When updating the wifi configuration of the HUB, we mentioned the problem of replugging the HUB power supply and closing the APP. The sequence should be: close the app Unplug the HUB and plug it back in immediately After five minutes, reopen the APP Closing the APP is to avoid interfering with the wifi configuration.