Claire WhitakerBy Claire Whitaker

Updated November 2026

A samsung s24 headphone jack adapter lets you plug standard 3.5mm wired headphones into the phone’s USB-C port, so you can keep using the wired headset you already own. The Galaxy S24 does not have a traditional 3.5mm audio jack, so this small dongle or adapter cable is the simplest fix. This guide explains how the connection works, how to choose a reliable adapter, how to set it up step by step, and what to avoid so you get clean, consistent audio.

Why the Galaxy S24 Needs an Adapter

The S24 follows the same design path as most recent Samsung flagships: the 3.5mm port was removed to make room for internal components and a sealed body, and audio output moved to the USB-C port at the bottom edge. Wireless Bluetooth headphones work without any accessory, but wired headphones with a 3.5mm plug need a converter. The adapter translates the analog signal from the plug into the digital signal the USB-C port expects, and it may also include a built-in digital-to-analog converter (DAC) to handle the audio.

Shopping for one? See our guide: 5 Best USB-C Headphone Jack Adapter Samsung Picks for Every Phone (2026).

Some wired headsets already come with a USB-C plug, which removes the need for a separate adapter. If your headphones use a 3.5mm plug, you will need a USB-C to 3.5mm adapter. Club members often keep a second adapter in a bag or desk drawer so one dongle doesn’t become a single point of failure.

What You Need Before You Start

Before you connect anything, gather the basic items:

  • A USB-C to 3.5mm headphone jack adapter, either a short dongle or a cable with a USB-C plug and a 3.5mm plug on the other end
  • Wired headphones or earbuds with a standard 3.5mm (1/8-inch) plug
  • A Galaxy S24 with its USB-C port clear of lint, dust or a tight case lip
  • Optional: a soft cloth and a wooden or plastic toothpick for cleaning the port and plug contacts

Check that your headphones use a 3.5mm plug rather than a 2.5mm or 6.35mm (1/4-inch) plug. Some gaming headsets and studio headphones use larger connectors, and those need an extra step, such as a separate 1/4-inch to 3.5mm adapter.

Choosing the Right Samsung S24 Headphone Jack Adapter

Not every adapter performs the same way. The main factors are build quality, whether the adapter passes through charging, and whether it contains its own audio chip. The table below compares the common adapter types so you can match one to your needs.

Adapter Type Best For Charging Pass-Through Notes
Basic USB-C dongle Casual listening, phone calls Usually no Compact and light, but you lose charging while it is connected
Dongle with charging port Long listening sessions Yes Lets you plug in a charger on the back of the adapter
Adapter with built-in DAC Higher-quality audio, sensitive headphones Varies Often uses a dedicated chip for cleaner output and more volume headroom
Right-angle or braided cable adapter Reducing strain on the port Varies Helpful when a bulky case or stiff plug presses on the phone

If you listen for long periods while the phone charges, choose a model with pass-through charging. If you mainly use headphones with a phone call, a basic dongle is enough. Manufacturers typically specify whether an adapter supports audio input for a headset microphone; if you need the mic to work during calls, confirm that feature before buying.

You can also browse wider comparisons on the site, such as 7 Best Samsung Headphone Jack Adapter Picks for Every Phone (2026), which covers several categories side by side. For a model-specific look at a Samsung product, Samsung S22 Headphone Jack Adapter Review: Features and Performance explains how a similar design behaves in daily use.

Step-by-Step: Connecting Wired Headphones to Your S24

Step 1: Clean the Ports

Look inside the S24’s USB-C port and the 3.5mm plug on your headphones. Lint and pocket debris are the most common reasons for crackling or one-sided audio. Use a dry cloth or a wooden toothpick to clear debris gently. Avoid metal tools and liquids.

Step 2: Attach the Adapter

Push the USB-C end of the adapter firmly into the S24’s port until it seats fully. Do not force it at an angle. If your adapter has a charging port, connect your charger to the back of the adapter now.

Step 3: Insert the Headphone Plug

Plug your 3.5mm headphones into the adapter’s audio jack. Push until you feel a light click or the plug stops moving. A loose plug causes intermittent sound.

Step 4: Confirm the Output

Play a test track. Audio should route to the headphones automatically. If the sound still comes from the phone speakers, open the Quick Settings panel, check the media output, and confirm the wired device is selected.

Step 5: Adjust the Volume

Use the phone’s volume buttons while playing audio. Start at a low level and raise it gradually. Many wired headphones need more volume than wireless ones, so you may need to increase the level noticeably before sound feels balanced.

Troubleshooting Common Problems

If the connection behaves oddly, work through these checks in order:

  1. Reseat the adapter in the USB-C port and the headphone plug in the adapter.
  2. Test the headphones on another 3.5mm device to rule out a damaged cable.
  3. Test the adapter with a different pair of headphones.
  4. Restart the phone to clear any audio routing glitch.
  5. Check for a case or accessory blocking the port or pressing on the adapter.

If only one earcup works, the adapter’s internal wiring or the headphone cable is the usual cause. If the microphone does not register during calls, confirm the adapter supports a headset mic, since some budget models carry only audio output.

Common Mistakes

  • Using a 2.5mm or 1/4-inch plug without a converter. The S24 adapter will not fit or will not seat properly.
  • Forcing the adapter into the port. USB-C connectors are small, and bending or wedging them can damage the pins.
  • Ignoring charging limits. If you use an adapter that passes through charging, use the charger rated for your phone. Connecting a charger to the wrong port can slow charging or cause heat.
  • Mixing up audio and charging ports. Some adapters have two USB-C ports. Plug the charger into the correct one, labeled or marked by the manufacturer.
  • Leaving the adapter in a tight case. A rigid case can bend the adapter or loosen the connection over time.

Tips for Better Sound and Longer Life

  • Keep the adapter in a small pouch so the cable is not kinked.
  • Wrap the cable loosely rather than sharply, and avoid pulling on the plug.
  • Use the phone’s equalizer or the headphones’ own controls to adjust tone rather than relying on the default setting.
  • If you upgrade headphones, check impedance. Higher-impedance headphones often benefit from an adapter with a built-in amplifier.
  • For a broader look at how adapters work with Android phones, 7 Best Headphone Jack Adapters for Android Picks for Every Setup covers the general category.

These items suit most setups for the S24. Choose the one that fits how you listen.

  • Samsung USB-C adapter options: Samsung-branded adapters are designed for its own devices and are a straightforward choice if you want consistent compatibility. View on Amazon
  • Anker USB-C to 3.5mm adapter: A well-known accessory brand offering compact dongles that work with a range of Android phones. View on Amazon
  • UGREEN USB-C to 3.5mm adapter with charging port: Useful if you want to listen while charging, since the design typically includes a pass-through port. View on Amazon

FAQ

Does the Samsung S24 have a headphone jack?

No. The S24 has no 3.5mm audio jack. Audio output goes through the USB-C port, so wired headphones with a 3.5mm plug need a USB-C adapter.

Can I charge my S24 and listen at the same time?

Only if your adapter includes a charging pass-through port. A basic dongle blocks charging, so check the design before buying.

Will a headphone adapter reduce audio quality?

It can, depending on the adapter’s internal chip. Adapters with a built-in DAC often produce cleaner sound, especially with higher-impedance headphones.

Does the adapter support the headset microphone?

Only some models do. If you need the microphone for calls, look for an adapter labeled with a microphone or headset function and confirm before purchase.

Why does audio play through the phone speakers instead of my headphones?

The phone may not have registered the adapter. Reseat it, check the media output in Quick Settings, and restart the phone if needed.

Can I use a 3.5mm adapter with gaming headsets?

Many gaming headsets use a 3.5mm plug and work with an adapter for audio, but some use proprietary connectors or separate mic ports. Check the headset’s connector type first.

Is an adapter safe to leave plugged in?

Leaving a basic adapter connected is generally fine, but the port can wear over time if the adapter is pulled at an angle. If you notice heat, a loose fit, or any damage, stop using the adapter and consult the manufacturer or a qualified repair technician.

Conclusion

A samsung s24 headphone jack adapter restores wired listening on a phone without a 3.5mm port, and the setup takes only a minute. Choose a model that matches your charging and microphone needs, clean the ports before connecting, and seat each plug fully. With a reliable adapter, your existing headphones will sound consistent and stay ready for daily use.

Ready to choose one?

Claire Whitaker

About Claire Whitaker

Claire Whitaker is part of our editorial team and reviews and edits our headphone comfort & accessories + gaming headsets guides, checking product details against manufacturer specifications and owner feedback.