Please check that you have entered the correct Wi-Fi password in the Cygnett Smart app.
Please ensure you do not minimise the Cygnett Smart app during the pairing process.
Please ensure you do not allow your smartphone/tablet enter Sleep Mode during the pairing process.
Some mobile security apps may interfere with the pairing of Cygnett Smart devices. Please ensure that any mobile security app allows Cygnett Smart the appropriate permissions.
Restart your smartphone and router and try to pair your smart device again.
Check that you are connected to the correct Wi-Fi network - your Cygnett Smart devices only support 2.4 GHz Wi-Fi networks. You may need to disable band steering in your Wi-Fi modem if your modem supports dual band, 2.4 GHz and 5 GHz. If you are unsure on how to do this, please contact your router manufacturer or internet service provider.
Try disabling IPv6 in your modem/router - if you are unsure on how to do this, please contact your router manufacturer or internet service provider.