How do I fix a phone that is not connecting to a specific Wi-Fi network?

1. Check if the Wi-Fi router is ON and broadcasting the network.
2. Check if the correct network is selected on your device.
3. Check if the Wi-Fi password is correct.
4. Perform a power cycle for the device and the router.
5. Check if the security of the Wi-Fi network is compatible with your device. (WPA, WPA2, etc.)
6. Restore the device’s network settings to default.