After factory reset, tv Screen switching off after 30 seconds

How to fix our tv screen after 30 seconds of turning off

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@alicemitch84764 what exact model is your TV? When you say it turns off, does the mean the power LED turns off as well? Does your TV ever show a picture and does the power LED blink? What have you checked and what prompted you to do a factory reset? There is a possibility that this is actually Firmware related. We need to know as much detail as possible,

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