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HD channels

Regular Visitor

HD channels

Originally an XF man set up out new tv to automatically change the channel to an HD channel when I am recording or watching. I do not wish to do this. How do I change it? 

Gold Problem Solver

Re: HD channels

Please see https://www.xfinity.com/support/articles/x1-auto-tune-to-hd-channels to control "Auto-Tune To HD" aka "Prefer Best Available Resolution".