why is my phone not connecting to my microcell?
Turn your cell phone off and then turn it back on. If restarting your 3G, 4G or 4G LTE cell phone does not resolve the issue, then restart your MicroCell. ... If your issue cannot be resolved via the troubleshooting steps provided, please visit AT&T MicroCell Help or call AT&T Support at 1-800-331-0500.