U-verse TV Equipment

I have a DIRECTV with the white remote. I just added a Sony receiver model str- dh790. When I turn on the U-verse, it automatically sends the prompt at the right hand bottom corner of the screen asking to "change audio device" because it sensed a new device I think. I go through the prompts and find

I work for an ISP and we use Cisco Wireless ISB7050 IPTV STBs and are having issues with quite a few connecting to our 5G backhaul IPTV SSID. I've troubleshot this issue with our partner who supplies our wireless routers, and when doing a packet capture, we found that there isn't a full handshake. W

I hit a cable line the was maybe and inch below the surface. Need to get in connect with somebody ASAp. 811 has been notified and they said this is the next step.

I have had AT&T Uverse for over 10 years. Recetly I have problems in 3 rooms. I need one room at a time done because it was too much for them to handle. It's now been 2 weeks and I still don't have one problem handled. They have sent me the wrong receiver 5 times and it's always the same one and it'

This afternoon an AT&T Internet technician changed my wifi. Now my U-Verse receivers display "Account unavailable. This Set Top Box does not match the account settings." I've restarted the Wifi gateway, and I've restarted the receivers. Same message. Halp!

Has anyone returned equipment for Uverse and been told they have no record of ever receiving it or you requesting the equipment return supplies? this is the 2nd time for me.

I only need my ID numbers when i go to UPS ?

TIVO requires a Cablecard. AT&T doesn't know what that means. Does anyone out there use TIVO and know how to work around this issue? Or, where to obtain a Cablecard?

I changed to fiber optic in February. Since then, I have been having so much trouble with my wireless receiver. It cuts off programs on DVR, pixilated when watching live TV. I have done the reboots with no luck. My receivers are all over 10 years old. Could that be the problem?

U-verse tv keeps freezing or going to blue screen