THE TV REMOTELY GUIDE LIBRARY
Picture & display
Diagnose TV picture symptoms and understand display settings and hardware limits.
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Picture & display18
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TV has sound but the screen is black
Use the TV menu, input and connected-device checks to narrow down a black screen when audio still plays.
General guideTV picture flickers during playback
Use a picture test and source comparison to narrow flicker, then change model-specific picture processing only when it fits the symptom.
General guideLines on a TV screen: test whether they follow the source
Check whether lines appear on the TV menu and built-in picture test before troubleshooting an HDMI cable or asking for service.
General guideTV picture is too dark: check the source, settings and screen
Find out whether a dark TV picture comes from energy-saving settings, one source or a display issue using low-risk comparisons.
General guideTV picture has a blue or purple tint
Compare the color cast across sources and the TV’s own picture test to narrow an external signal or screen problem.
General guideTV picture freezes but sound continues
Compare frozen TV video across titles, apps and inputs to identify a source, streaming or TV-wide fault when sound keeps playing.
General guideTV shows a double image or ghosting
Check whether a TV double image follows motion, a broadcast channel or every input before changing picture settings or requesting repair.
General guideTV has a bright spot or dark patch
Compare a bright spot or dark patch across TV menus, picture tests and sources. Learn when settings will not fix a display defect.
General guideTV picture is cropped, stretched, or the wrong size
Find the TV or source setting responsible for a cropped, stretched or oversized picture, and understand when black bars are correct.
General guideHDMI picture cuts out intermittently
Isolate brief HDMI picture dropouts from flicker and input switching, then compare cables, direct connections and supported signal modes.
General guideHDMI device will not display in 4K
Find where a 4K HDMI signal fails by checking the TV port, source output, cable, receiver and supported video modes together.
General guidePC text looks blurry on a TV over HDMI
Improve blurry computer text on a TV by checking native resolution, desktop scaling and supported PC input settings.
General guide
Menu names and features vary by TV model. See how we test or explore the TV Remotely overview.
A LITTLE EXTRA HELP
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Can’t find your answer? Browse real support reports or tell us where you got stuck.
Keep your TV screen visible during setup. A phone remote cannot bypass a TV’s approval prompt or connect an offline TV to Wi-Fi.