"If the device is offline, please check according to the methods listed below:
1. Check whether the equipment is powered on normally;
2. Whether the device has been powered off or disconnected from the network. If it has been disconnected, there is a process to go online. Please confirm whether it is online after 1 minute;
3. Check whether the network where the device is located is stable. Check method: put the mobile phone or iPad on the same network and put it next to the device, and try to open the web page;
4. Confirm whether the Wi Fi network is normal, or whether the Wi Fi name and password have been modified. If so, reset the device and add it again;
5. If the network is normal, but the device is still offline, please confirm whether there are too many Wi Fi connections. You can try to restart the router, power on the device again after power failure, and then wait for 1 minute to see if the device can resume connection;
6. If the above problems are eliminated, and the problem still exists, it is recommended that you remove the device and add it again. If there is still a problem, please select the device in the app user feedback, and then submit the feedback, provide the login account and device ID to us, and we will submit it to the technology department to find out the reason. "