The fastest way: HDMI with eARC

Most Samsung soundbars connect to your TV through a single HDMI cable plugged into the eARC port on your TV. This port handles both picture and sound in one direction, so your TV sends audio to the soundbar without needing a separate audio cable. On Samsung TVs, the eARC port is usually HDMI 3 or HDMI 4 — check your TV manual or look for the label on the back of the set.

Plug one end of an HDMI cable into the eARC port on your soundbar and the other end into the eARC port on your TV. Turn on both devices. Your TV should recognize the soundbar automatically within a few seconds. If it does not, go to your TV's sound settings, find the audio output option, and select the soundbar from the list. You may see it listed as "HDMI" or by the soundbar's model name.

eARC is the simplest setup because it requires only one cable and handles all the audio formats your TV can send. If your TV or soundbar does not have an eARC port, or if eARC is not working, you have other options.

Key Takeaways

  • HDMI eARC is the fastest connection method and requires only one cable between your TV and soundbar.
  • If your TV does not have eARC, you can use a regular HDMI cable, an optical cable, or Bluetooth, depending on what ports your devices have.
  • After connecting, go to your TV's sound settings and select the soundbar as the audio output device.
  • If the soundbar does not appear in your TV's sound menu, restart both devices and try again.

HDMI without eARC (regular HDMI connection)

If your TV has HDMI ports but no eARC label, you can still use HDMI — it just works differently. Plug the HDMI cable into any HDMI port on your TV and the corresponding port on your soundbar. Your TV will recognize the connection, but it will not automatically send audio through that cable the way it does with eARC.

Go to your TV's settings menu, find the sound or audio output section, and look for an option called "HDMI" or "External Speaker." Select it. Your TV will now send sound to the soundbar instead of its built-in speakers. This method works, but it does not support all audio formats — some streaming apps may send sound only to your TV's speakers instead of the soundbar.

Optical cable connection

An optical cable (also called a TOSLINK cable) carries audio from your TV to your soundbar through a thin fiber-optic line. This is an older method than HDMI, but it still works well and is often more reliable if your HDMI connection is unstable. Look for a small square port on the back of your TV labeled "Optical Out" or "Digital Audio Out." Plug one end of the optical cable into that port and the other end into the optical port on your soundbar.

Turn on both devices. Go to your TV's sound settings and select "Optical" or "Digital Audio Out" as the audio output. The soundbar should begin playing sound from your TV within a few seconds. Optical cables are inexpensive — usually between $5 and $15 — and you can find them at any electronics store or online.

Bluetooth connection

If your soundbar and TV both support Bluetooth, you can pair them wirelessly without any cables. On your Samsung soundbar, press the Bluetooth button (usually on the remote or the back of the unit) to put it in pairing mode. The soundbar will emit a tone or show a light indicating it is ready to pair.

On your TV, go to Settings, then Sound, then look for a Bluetooth or Wireless Speaker option. Select your soundbar from the list of available devices. Once paired, your TV will send audio to the soundbar over Bluetooth. This method is convenient because it eliminates cable clutter, but Bluetooth can sometimes drop the connection if there is interference from other wireless devices in your home.

What to do if the soundbar does not appear in your TV's sound menu

If you have plugged in the cable but the soundbar is not showing up as an audio output option, restart both devices. Unplug the soundbar from power for 30 seconds, then plug it back in. Do the same with your TV. Wait for both to fully boot up — this usually takes about a minute — then check the sound settings again.

If the soundbar still does not appear, try a different HDMI port on your TV. Some ports may not support audio output, or one port may be faulty. If you are using an optical cable, make sure it is pushed all the way into both ports — optical connections are straightforward to insert partially by mistake. If you are using Bluetooth, forget the pairing on your TV and try pairing again from scratch.

Check your soundbar's manual to confirm which port you should use. Some Samsung soundbars have multiple input options on the back, and you may have plugged into the wrong one. The manual will show you which port corresponds to TV audio.

Adjusting volume and sound settings after connection

Once your soundbar is connected and recognized by your TV, you can control its volume using your TV remote. Your TV remote should have volume buttons that now control the soundbar instead of the TV's built-in speakers. If the volume buttons do not work, go back to your TV's sound settings and make sure the soundbar is still selected as the audio output.

Some Samsung soundbars have their own remote as well. You can use either the TV remote or the soundbar remote to adjust volume — they both control the same device. If you want to use only the soundbar remote, you can disable the TV's built-in speakers entirely in the sound settings, which prevents accidental audio from coming out of both devices at once.

Troubleshooting common connection problems

If you hear sound from both your TV speakers and your soundbar at the same time, your TV has not fully switched audio output to the soundbar. Go back to Settings, Sound, and make sure the soundbar is selected as the only audio output. Some TVs have an option to disable the built-in speakers — turning this on will stop the TV from playing sound internally.

If the soundbar cuts out or loses connection frequently, try moving it closer to your TV or away from other wireless devices like routers or cordless phones. If you are using HDMI, try a different HDMI cable — some cables are defective or not rated for audio. If you are using optical, make sure nothing is blocking the cable or the ports, and check that the cable is not bent sharply.

If the soundbar is connected but produces no sound at all, check that the soundbar itself is turned on and not muted. Look for a mute button on the soundbar or its remote — it may be active. Also verify that your TV is not set to mute in its own sound settings.

Frequently Asked Questions

Do I need a special HDMI cable for eARC?

No. Any standard HDMI cable works with eARC. You do not need to buy a cable labeled "eARC" — the feature is built into the ports themselves, not the cable. If you already have an HDMI cable, try it first.

Can I use both optical and HDMI at the same time?

You can plug both cables in, but your TV will only send audio through one at a time. Go to your sound settings and choose which input you want to use. Using both simultaneously will not improve sound quality.

Why does my soundbar work with Bluetooth but not HDMI?

Your TV may not have eARC enabled, or the HDMI port you are using may not support audio output. Try a different HDMI port, or switch to optical if your TV has that port. Bluetooth is a good backup option if HDMI is not working.

Will connecting a soundbar disable my TV's built-in speakers?

Not automatically. Your TV will play sound through both unless you go into the sound settings and disable the built-in speakers. Most people do this to avoid hearing audio from both devices at once.

What if my TV does not have any of these ports?

Very new or very old TVs may have limited audio outputs. Check your TV manual to see what ports are available. If your TV has only a headphone jack, you can use a 3.5mm to RCA adapter cable to connect to an older soundbar, but this is uncommon with modern Samsung soundbars.