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Fix, set up and fine-tune your TV.

Clear, step-by-step guides for Samsung, LG, Hisense, Insignia and more, written around the menus and buttons on your screen.

Popular:Pair a remoteScreen mirroringChange inputInstall apps

What’s your TV doing?

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Guides that match the exact menus on your model.

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What most readers need

The guides people open most often.

  1. Download Apps on Hisense TV (VIDAA, Roku, Google TV)Hisense TV
  2. Screen Mirror to Hisense TV: 6 Ways That Work (2026)Hisense TV
  3. Add Apps to Samsung TV Home Screen (2026)Samsung TV
  4. How to Screen Mirror on LG TV (All Devices)LG TV
  5. How to Use Samsung TV Remote (Full Guide)Samsung TV
  6. How to Change Input on LG TV (10+ Methods)LG TV
  7. Samsung TV Remote Not Working? 15 Quick FixesSamsung TV
  8. How to Reset Samsung TV (Soft + Factory Reset)Samsung TV

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How big should your TV be?

Slide to your seating distance for a size that fills your view without straining your eyes.

75″
8 ft
4 ft16 ft

For a 4K TV, go for about 75 inches. Anything from 55″ to 85″ works well at this distance.

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More tools and references

Brightness EstimatorFind the nits target for your room.Mount FinderGet the right VESA pattern and mount rating.TV glossaryPlain-English meanings for HDR, VRR, eARC and more.Buyer's FAQQuick answers to the questions people ask before buying.See all tools

How every guide gets made

Four steps between your question and a fix you can trust.

  1. 1

    Start with your question

    Each guide is built around what people actually search for and ask about in forums.

  2. 2

    Check the maker's instructions

    Steps are checked against official manuals and support pages, and linked so you can verify them.

  3. 3

    Write for your screen

    Exact menu names, button labels and model differences, so the steps match what you see.

  4. 4

    Keep it current

    Every guide is dated, updated when menus change, and corrected openly if we get it wrong.

Aman Singh

Founder of Tech Junctions, with more than 14 years working with consumer tech and home electronics.