Another possible fix...
Settings > General > Cellular > Turn Cellular Data Off
Connect to Wireless network
Do something that accesses the internet, to verify WiFi is working.
Go back and turn Cellular Data On
This finally worked for me after an hour of trying.
Settings > General > Cellular > Turn Cellular Data Off
Connect to Wireless network
Do something that accesses the internet, to verify WiFi is working.
Go back and turn Cellular Data On
This finally worked for me after an hour of trying.