THE TV REMOTELY GUIDE LIBRARY
Troubleshooting
Diagnose smart TV picture, sound, Wi-Fi, app and control problems with checks that explain what each result means.
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Troubleshooting71
Screen mirroring connects but shows a black screen
Separate a fully blank mirrored screen from one blocked video, then compare apps, supported playback methods and receiver behavior.
General guideTV screen mirroring lags or stutters
Find what causes wireless screen-mirroring delay or stutter by comparing network conditions, device limits and app playback methods.
General guideScreen mirroring has picture but no sound
Trace missing mirroring audio through phone volume, TV output and connected speakers when the phone picture appears on the TV.
General guideSmart TV is slow to respond
Separate a slow TV interface from one sluggish app, then check restart behavior, software and storage before using a factory reset.
General guideSmart TV says storage is full
Check what uses a smart TV’s internal storage, distinguish cache from app data and remove unnecessary files without guessing.
General guideTV software update will not finish
Identify whether a TV update is downloading, installing or failing, and choose model-specific recovery without interrupting an active update.
General guideTV will not install or update an app
Check app support, account, network and storage when a smart TV cannot install or update an app from its store.
General guideTV remote navigation is delayed
Separate delayed remote commands from a slow TV menu, then compare batteries, pairing and connected control devices.
General guideTV HDR looks washed out
Check HDR detection, source settings and the HDMI path when TV HDR looks washed out, gray or flatter than expected.
General guideTV is stuck in store demo mode
Identify store or retail mode when a TV shows promotions or resets preferences, then switch to the model’s supported home mode.
General guideFix the TV’s wrong language or region setting
Fix a TV’s menu, audio or keyboard language and check service-region settings without assuming they control the same features.
General guideSamsung TV repeatedly loses its internet connection
Use Samsung Network Status, signal checks and a controlled alternate-network test to diagnose recurring TV Wi-Fi disconnects.
Samsung
Menu names and features vary by TV model. See how we test or explore the TV Remotely overview.
A LITTLE EXTRA HELP
Your TV has its own story.
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.