How do I add devices in fast connect mode? Confirm that the equipment indicator light flashes quickly or the light flashes quickly; Confirm that the mobile phone is connected to the Wi-Fi router at home and can connect to the Internet; Click "Add Device" on the app page, enter the correct Wi-Fi password, click Search Device, and the app starts to search for devices; In the discovery device list, select the device to be added, and click Add Device to enter the device adding process.