The product and the smartphone cannot be connected through Wi-Fi.
Is the Wi-Fi password used to connect to the smartphone correct?
Press the Settings button on your smartphone, and then find your Wi-Fi in the network list. Press and hold the button to select [Clear Network], and then proceed with product registration again from the beginning.
Is your smartphone using mobile data rather than Wi-Fi?
In the smartphone's settings, turn off Mobile Data, turn on Wi-Fi, and then register the product.
Does the name (ID) of the wireless router contain special characters?
Set the name (ID) of the wireless router as a combination of numbers and English letters. Wi-Fi connection may be difficult if you enter special characters.
Is the frequency of the wireless router not 2.4 GHz?
When connecting the product via Wi-Fi, only a 2.4 GHz network can be used. Set the wireless router to 2.4 GHz and then connect. To check the frequency of your wireless router, contact your Internet carrier or router manufacturer.
Are the product and the wireless router too far apart?
If the distance between the product and the wireless router is too great, the wireless signal may be weak, and the connection may not be smooth. Move the wireless router closer to the product.