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JBL speaker making a crackling sound? How to fix it

JBL speaker making crackling sounds

When you're gearing up for your favorite playlist or podcast, the last thing you want is your JBL Bluetooth™ speaker emitting a crackling sound or sounding muffled.

But you don’t have to pause your tunes too long because we’ve got you covered. Our experts at uBreakiFix® by Asurion have seen it all—and can fix it all. Here’s everything you need to know about the potential reasons why your JBL speaker is crackling and some useful tips for fixing it.

Why is my JBL speaker crackling?

Understanding the cause behind your JBL speaker problems is crucial for resolving the crackling noise. Some of the common reasons are:

  • Dust and debris. Accumulation of dust can interfere with the speaker’s function.
  • Water damage. Exposure to water or moisture can affect the speaker's sound quality.
  • Connection issues. Problems with the Bluetooth connection can cause audio disruptions.
  • Faulty wires or hardware. Internal damage can lead to crackling sounds.

Ways to fix crackling noise on JBL speaker

Dealing with a crackling JBL speaker can be frustrating, but these troubleshooting steps often offer an effective solution.

Adjust the volume

Sometimes, simply lowering the volume can reduce crackling noise. Test your speaker at both high and low volume levels to see if there’s any difference.

Check Bluetooth connectivity

Ensure that your JBL speaker is within range of the playback device and that there are no obstructions or interference sources nearby. Try repositioning the devices or switching to a different Bluetooth™ channel to minimize interference.

Reconnect the speaker

Unpairing your speaker from your device lets you re-establish a stronger connection between the two. Try unpairing and re-pairing your phone and the JBL speaker.

Unpairing an iPhone or iPad:

  1. Go to Settings > Bluetooth on your Apple® device. Make sure Bluetooth is turned on at the top.
  2. Tap the “i” icon to the right of your JBL speaker. Then, select Forget This Device.
  3. Power off the speaker.
  4. Turn on the speaker and press the Bluetooth button (you should hear a pairing mode sound).
  5. Select your speaker after it appears on the list. Then, follow the onscreen prompts to complete the pairing.

Unpairing an Android phone:

  1. Go to Settings > Connections > Bluetooth on your Android phone. Make sure Bluetooth is turned on at the top.
  2. Tap the speaker and select Forget or Unpair.
  3. Power off the speaker.
  4. Turn on the speaker and press the Bluetooth button (you should hear a pairing mode sound).
  5. Select your speaker after it appears on the list. Then, follow the onscreen prompts to complete the pairing.

Clean the speaker

Does your speaker need some TLC? Dust and debris can accumulate on the speaker drivers and affect sound quality. Use a soft brush or compressed air to gently clean the speaker grille and drivers, removing any dirt or debris that may be causing interference.

Check for water damage

If you use your JBL speaker in the bathroom or near the pool, it’s more likely to come into contact with moisture. If you suspect your speaker has come in contact with moisture, give it a good shake to get rid of any excess liquid and then allow it to dry completely before trying to power it on again.

Test different audio sources

Connect your JBL speaker to different audio sources, such as a smartphone, tablet, or computer, to determine if the crackling noise persists across multiple devices. This can help isolate the issue to either the speaker or the audio source.

Update the speaker’s firmware

Software updates are how your JBL speaker stays current and solves known software problems. Ensure your speaker’s software is up to date for optimal performance.

You can download the JBL Portable app from the iOS® App Store® and Google Play™ Store. If there’s an update available, a small red dot above the settings gear icon.

Try a factory reset

If other troubleshooting steps fail, performing a factory reset can often resolve persistent issues with your JBL speaker. Unsure how to do the right reset for your model? Check out our guide to resetting your JBL speaker.

If you've tried these steps and still need a little help, we're right around the corner. Schedule a repair at the nearest uBreakiFix® by Asurion store and our certified experts can get your device back up and running as soon as the same day.


*The Asurion® trademarks and logos are the property of Asurion, LLC. All rights reserved. All other trademarks are the property of their respective owners. Asurion is not affiliated with, sponsored by, or endorsed by any of the respective owners of the other trademarks appearing herein.*

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