Please check if your TCL Breeva Air Purifier supports Wi-Fi connectivity. Devices are only compatible with the 2.4GHz band and not the 5GHz band.
If your Wi-Fi connection fails, please check the following list:
• Make sure your Bluetooth is activated.
• When adding a device, make sure you are connected to Wi-Fi.
• Put your smartphone as close to the device as possible.
• Check your phone is not in power-saving mode.
• If the above options don't resolve the issue, we recommend shutting down and restarting the Wi-Fi connection.