Possible cause 4 of 5:
Your mobile phone is connected to a Wi-Fi network, but you're not logged on
Some Wi-Fi networks require you to log on via a website.
What you need to do
Open the internet browser on your mobile phone and try to load a website. The internet browser is directed to the start page of the Wi-Fi network. Follow the instructions on the screen to log on to the Wi-Fi network.
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