Aukey EP T25 Left Earbud Not Working: 8 Fixes (2024)

Aukey EP T25 Left Earbud Not Working

If you’re encountering the issue with your Aukey EP T25 left earbud not working, you’re not alone. Whether it’s a sudden loss of sound or complete silence from one side, it’s essential to address the problem swiftly to restore your listening pleasure.

In this guide, we’ll explore potential causes behind this issue and offer practical solutions to troubleshoot and resolve it effectively, ensuring you can once again enjoy your favorite tunes without any interruptions. Let’s dive in and get your earbuds back to delivering the crisp, clear sound you love.

What is Longevity of Aukey EP T25?

On average, the Aukey EP T25 earbuds have a lifespan of approximately 11 months with daily usage exceeding 5 hours. If you find yourself close to this timeframe mean near to 9 month or passed 11th month, it is recommended to consider replacing them with new earbuds or headphones without thinking much about how to fix there issues.

Note: like all electronic devices, earbuds also have a finite lifespan, and after reaching their fixed life they won’t be fixed, they are waste.

What Will Be the Best Fixes:

The below mentioned fixes are just general fixes that can easily be used by users to fix their Aukey EP T25. However if you want to have more better technical fixes, such as the the left earbud won’t work when there is a battery problem or wax that mostly passes from your ear through earbud mesh to inside the earbud which in turn reducing the volume.

In both of these cases just open up the left earbud with little care, You should look at the videos about how to open up any earbud without any damage. So once earbuds internal components are exposed then clean them by tissue.

If the earbuds battery is physically seem to be the main problem for earbud not working then go for replacing the battery of earbud, you can buy earbud battery from amazon and any other platform there is not any rocket science to replace the battery, you can replace it easily.

Why Is Aukey EP T25 Left Earbud Not Working?

Before you can fix the problem, you need to understand what might be causing it. The aukey EP T25 left earbud may be malfunctioning due to a variety of reasons, which often include the following:

Loose Connection:

A frequent issue across various earbud models is a loose connection – it could be a cable issue or a problem with the charging contacts, potentially leading to a short circuit that disables the earbud.

Earwax Buildup:

A very common and easily overlooked issue, earwax can easily find its way into your aukey EP T25’s left earbud, affecting sound quality and, if left unchecked, can completely muffle the audio.

Software Glitches:

Sometimes the issue doesn’t lie within the physical components but rather in the software. A simple bug could be causing the sound to fail in one of the earbuds.

Physical Damage:

We’re all a little rough with our electronics from time to time. It’s possible that your left earbud has experienced physical trauma you weren’t aware of or has a component that’s simply worn out.

How To Fix Aukey EP T25 Left Earbud Not Working?

Now that we have an idea of the problem sources, here’s what you can do to potentially fix your aukey EP T25 left earbud not working.

How To Fix Aukey EP T25 Left Earbud Not Working?

1. Check for Loose Connection

The first thing you should do is check the cable connecting your earbuds. Look closely to see if there are any visible signs of wear and tear, such as fraying or damage.

If you notice any damage, it’s advisable to replace the cable to ensure optimal audio quality.

If the cable appears intact, the next step is to verify that it is firmly plugged into your device.

A loose connection can lead to sound issues, so make sure the connection is secure to enjoy your music without interruptions.

Also Read: How To Fix EarFun Earbuds Not Charging?

2. Test on Another Device

Sometimes, the issue with earbuds might not actually lie with the earbuds themselves but could stem from a problem on your primary device.

Test on Another Device

It can be beneficial to troubleshoot by trying out the aukey EP T25 earbuds on an alternative device to pinpoint the actual source of the problem.

This step can provide clarity and help in diagnosing any underlying issues effectively.

3. Clean the Earbud and Charging Contacts

Earwax buildup is a pretty common problem that often gets overlooked for how it messes with earbud performance.

As time goes on, all that wax builds up and blocks the mesh screen, messing up the sound or even causing one ear to go silent.

It’s not just annoying for listening; it can also mess with charging if the wax gets all the way to the charging points.

Here’s how to clean it:

  • Remove Earwax Buildup: Carefully use a toothpick or a specialized earbud cleaning tool to gently remove any visible earwax from the mesh screen. Be careful not to push the wax further in.
  • Use a Dry, Soft Brush: Gently brush the mesh screen and charging contacts to remove any remaining debris. A soft-bristled brush, like a clean, dry toothbrush, works well for this.
  • Alcohol Wipes for Charging Contacts: If the charging contacts appear dirty, carefully clean them with an alcohol wipe. Ensure the alcohol has completely evaporated before attempting to charge the earbud again.
  • Prevent Future Buildup: Regularly cleaning your earbuds and ears can help prevent future buildup. Consider making it a part of your routine to avoid recurrence of the issue.

4. Reset the Earbuds

Sometimes, your aukey EP T25 earbuds might just need a fresh start. Resetting the earbuds can help clear any software glitches that could be causing the left earbud to malfunction.

reset the earbuds

Software issues might stem from an interrupted update, an error during pairing, or simply a glitch in the device’s firmware.

These glitches can prevent the left earbud from working correctly, even if there’s no visible damage or connectivity issues.

Here are the steps to reset your aukey EP T25 earbuds:

  • Turn off the Earbuds: Make sure your earbuds are turned off before you start the reset process.
  • Remove the Earbuds from Your Device’s Bluetooth List: Go to your device’s Bluetooth settings and forget or unpair the aukey EP T25 earbuds.
  • Reset the Earbuds: Follow the specific instructions usually found in the user manual to reset the earbuds. Often, this involves pressing and holding specific buttons on the earbuds for a certain period.
  • Re-Pair the Earbuds to Your Device: After the reset is complete, put the earbuds back into pairing mode and connect them to your device as if they were new.

Performing a reset can resolve underlying software issues by giving the system a clean slate, potentially restoring the functionality of your left earbud.

5. Update Firmware or Software

Outdated software might contain bugs that can lead to various issues, including one earbud not functioning properly.

Manufacturers often release updates that fix these bugs, enhance functionality, and add new features.

Update Firmware or Software

An outdated firmware on your aukey EP T25 earbuds could be the reason why the left earbud is not working, as these updates are designed to correct known issues and improve overall performance.

To troubleshoot this, follow these steps:

  • Check for Updates: Visit the official aukey website or use their app (if available) to check for firmware updates for your EP T25 earbuds.
  • Download and Install Update: If an update is available, make sure to download and install it following the manufacturer’s instructions. This process typically involves connecting your earbuds to a computer or using a mobile app.
  • Restart Earbuds After Update: Once the update is installed, restart your earbuds to ensure the new firmware is fully applied.
  • Test the Earbuds: After restarting, connect the earbuds to your device and test if the left earbud is now working.

Ensuring your earbuds’ firmware is up to date can solve not only the current issue but can also prevent potential problems in the future.

6. Inspect for Physical Damage

Physical damage or wear and tear can also cause the left earbud to stop working. Check for any visible damage, such as cracks on the earbuds or cable, loose wires, or damaged charging contacts.

If you notice any physical damage, it’s best to seek professional help for repairs or consider replacing the earbuds altogether.

Inspect for Physical Damage

7. Contact Customer Support

If none of the above steps has resolved the issue, it’s best to reach out to aukey customer support for further assistance.

They may have additional troubleshooting steps or recommend sending in the earbuds for repairs or replacement if they are still under warranty.

8. Replacement Considerations

If all else fails, it may be the best course of action to consider a replacement for your left earbud.

This is the least preferable option, but if your earbuds are no longer under warranty and the issue is irreversible, it may be the most cost-effective solution.


Dealing with a non-functional earbud can be frustrating, but you can troubleshoot it by following above mentioned fixes.

If needed, consider a replacement. Follow the manufacturer’s instructions and seek professional help when necessary.

Take care of your aukey EP T25 earbuds for long-lasting enjoyment. Don’t let a malfunctioning earbud interrupt your music – try these steps for a smoother experience.

About HamzaKhan

I'm Hamza Khan—a seasoned expert with six years of invaluable experience at industry giants like JBL and Samsung. From troubleshooting to shaping headphone designs, I continue to mold the future of audio technology.

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