Connection

... and this one is indicating that although your iPhone is connecting to the Wi-Fi network, it is not getting out to the Internet. Most likely this is a configuration issue with your wireless router OR it is not configured properly for that same wireless network.

For example, do you use a VPN on this phone? If so, have you tried disabling it to see if it can make it out to the Internet. If not a VPN, do you use some type of proxy setting on this phone?

This image is telling me that your iPhone is connecting to the Internet via a cellular connection.

Do you see any error messages when you try connecting to the Internet? Is this issue just with browsing the web?