Troubleshoot Your AT&T Service AT&T U-verse TV.. Try this first. Restart your TV receiver by holding the POWER button down for 10 seconds then pressing it again to restart. This process takes 5-8 minutes and will impact any DVR recordings in progress. Restart your Wi-Fi ® Gateway by removing the power cord.
Check the batteries in the remote by pressing the AT&T button on the remote. If.
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