In case your Android device is not supported to the database of the telecom operator, then you must set up the APN settings manually.

It’s probably a good time to show you how to set up your APN (Access Point Name) on your Nexus 4, especially if you’re using a Prepaid carrier like Straight Talk.

If you're having issues accessing the internet or sending multimedia messages, you may need to change your phone's APN settings. Here's how to find them.

By inputting the specific APN settings for Aio into your Android phone, you are giving it the power to connect to their network, send text messages, and utilize data.

One of the reasons why the APN setting is greyed out is due to a restriction in the phone software which could just be a glitch. To fix this follow the troubleshooting steps listed below.