Cannot connect to WiFi.

First, confirm which of the following situations applies.

① Cannot connect to Wi-Fi at all

② Can connect to Wi-Fi, but it shows “No Internet Access”

The solution differs depending on the situation.

[If it is ①]

・Turn off the “Maximum Compatibility (Compatibility Preferred)” option in the smartphone's tethering (hotspot) settings

・Restart the smartphone and the device itself

・Clear the Wi-Fi connection history on the device, then try connecting again

・Change the Wi-Fi password to “None” or a simple password, then try connecting again

[If it is ②]

・Check whether your smartphone's SIM card supports tethering (Internet sharing)