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Move apps and channels on Samsung, LG, Roku, and Fire TV home screens so your most-used streaming apps appear first.

Pair or re-pair an LG Magic Remote, reset registration after a power outage, replace batteries, recalibrate the pointer, and use the LG ThinQ app.

Mirror an iPhone to AirPlay-capable Fire TV models, or use a receiver app on Fire TV Stick models that do not include AirPlay.

Use AirPlay to mirror an iPhone to a Roku TV or Roku player, enable AirPlay settings, enter the TV code, and fix Wi-Fi issues.

Reset an LG webOS TV to initial settings, recover from an unresponsive TV, use the default PIN, and prepare for setup afterward.

Factory reset a Vizio SmartCast TV with the remote or physical buttons, and know what to try before wiping apps, Wi-Fi, and settings.

Factory reset a Fire TV Stick, Fire TV Cube, or Fire TV Edition TV from Settings, with app-remote options and frozen-device cautions.

Turn on HDR for the correct HDMI input, choose an HDR picture mode, check cables and source settings, and confirm HDR content is actually playing.

Remove unused apps from Samsung, LG, Roku, and Fire TV home screens, free storage, and understand which built-in apps cannot be deleted.

Set up a digital TV antenna, choose the correct TV input, scan for over-the-air channels, and improve weak or missing local stations.