Troubleshooting; General - Zte AT&T MF279 User Manual

Yes, you can change your Wi-Fi network name and password using the AT&T Home Base Manager.
From any connected device, enter http://att.wirelessinternet directly into your browser address field
and log in using "attadmin" (or your customized login). Go to Settings > Wi-Fi > Basic to change your
network name and Settings > Wi-Fi > Security to change your password.
How do I know how much data I've used?
To check your data plan usage for your current billing cycle, go to att.com/myatt. You can also view your
data usage and the days remaining in your billing cycle using the AT&T Home Base Manager. From any
connected device, enter http://att.wirelessinternet directly into your browser address field and log in
using "attadmin" (or your customized login), and go to Data Used.
Once I've reached the maximum amount of data in my plan, can I continue to use my AT&T Home
Base for data?
Yes, but overage charges will apply. To upgrade your data plan, visit att.com/myatt.

Troubleshooting

General

Problem Possible Solution
None of the LEDs

are illuminated

Red signal strength

indicator
Blinking Red signal

strength indicator
1) Remove the bottom of the device and back-up battery.
2) Locate the nano-SIM card slot and insert the nano-SIM card into the slot
until secure. The nano-SIM card will click and lock in place when properly
installed in the correct orientation.

nano-SIM Card The nano-SIM card provided with your AT&T Home Base is intended for use
doesn't work in my only in your specific AT&T Home Base and cannot be used in a mobile
mobile device handset.
Make sure there is AC power to the AT&T Home Base. Do not connect
to an AC outlet controlled by a wall switch.
Slide the ON/OFF button to the ON position on the back of the AT&T
Home Base until the Power light stays solid green.
Move your device to another area with sufficient network signal (Green
or Blue Signal Strength light).
nano-SIM card is missing or not installed properly.
nano-SIM card may be invalid or damaged and need to be replaced. For
a replacement nano-SIM card, take your AT&T Home Base to your local
AT&T store. Or, call AT&T Customer Care at 1-800-331-0500.
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