You may experience any of these issues:
Your web browser does not load requested web page, but redirects to a page selling the internet tethering feature.
You receve the message 'Your data plan does not support this device'.
You receve the message'Your data plan is incompatible with this device'.
You receve the message'Your line does not have a data plan'.
You receve the message'You need to add a data plan'.
Resetting your phone's Access Point Name settings may solve the issue. Follow these steps to reset the APN settings to default: