Possible reasons are as follows:
The first is that the router is off the network, so the smart home needs smart gateway support to be more stable. The smart gateway can control the smart home by issuing commands through the local area network (LAN) to ensure normal functions without the network.
The second situation is that the network situation is not good, which is related to product quality and installation location
The third case is that the wifi has changed the password or ssid, which is more common.
1. The device may be offline. Check whether the device is powered on. 2 Whether the router is connected.
2, may be in a short period of time, multiple operations or poor network conditions caused by the lamp failed to respond in time. Please check whether Op read\/write lamp is online or offline. If the lamp is online, please wait 5 minutes and try again. If the lamp is offline, reset the device, reconnect the network and try again.