AT&T Phone Features
Learn how to take advantaged of your AT&T Phone features.
register a handset from a different set
a used handset will not register to my base unit but continues to show "connecting..."; I know there is a code for resetting it to "not registered" ,
Change Service Plan For Landline
I have requested a change in my landline service to lower my bill. I have called several times and my service never changed. Have waited on hold for h
Terrible Call Quality with Internet-based phone
Hello, I have AT&T internet and had AT&T add a landline so I could work from home during the current Covid-19 situation. Apparently, my apartment b
canceling my call waiting and caller ID
I have been calling all day to try and cancel my call waiting and caller ID (just want THE MOST BASIC package I can get.) I've literally got disconne
Is caller ID available on landline?
IS ATT landline a true old-fashioned landline? Using no modem or internet.
Hello, wondering if the AT&T landline is a true landline? Right now I have my 'landline' with Comcast but it uses the Internet. I am looking for the g
how do I know if I have a real landline or if it is fiberoptic?
Is my phone line a real landline?
Trying to find out about area outages, trying to get my mom on the phone has been a busy signal for quite a few hours
For my at&t phone model ML 17939 I only have one line but my wife said she was able to make conference calls with only one line when she had it. Is
Listening to voicemail messages online
This feature is totally useless at the present time. It wants you to use Apple QuickTime media player which is not even available now for Windows-base