To use your new AT&T 3G or 4G phone with an AT&T Microcell, it must be within signal range and added to the approved user list. Note:2G and non-AT&T devices are not compatible with AT&T Microcell.
To add a device to your approved user list, from the home screen of the device you set up as the AT&T Microcell's primary number, tap the Messages icon. Note:You can also add an approved user by logging in at http://www.att.com/microcell using your myAT&T account information.
Tap the Compose icon to send a message to a new recipient.
Enter the short code 6235 (MCEL) as the recipient of the text message.
Enter ADD 5555555555 (your device phone number) in the message field.
Tap SEND. Note: You will recive a confirmation text once Microcell has been successfully connected.
When successfully connected, the cell phone will show AT&T MicroCell or AT&T M-Cell in the notification bar. Note:Depending on the signal strength of the AT&T cell tower, the time for your cell phone to switch to the MicroCell can vary. It may take seconds or up to five minutes.
If you do not see AT&T MicroCell or AT&T M-Cell, turn your mobile device (not MicroCell) off, wait 10 seconds and then turn it back on. Note:Depending on the signal strength of the AT&T cell tower, the time for your cell phone to switch to the MicroCell can vary. It may take seconds or up to five minutes.