Can a Bluetooth codec cause uneven volume?

Yes, if one earbud uses a different codec or the connection is unstable, volume may differ. Reset the earbuds and reconnect. On Android, go to Developer Options and select a common codec like SBC or AAC. On iOS, codecs are automatic; try toggling Bluetooth off and on.

How do I clean earwax from my earbuds safely?

Remove silicone tips and wash them with warm soapy water. Use a dry soft-bristled brush or a toothpick to gently remove wax from the mesh. Avoid using sharp objects or alcohol that could damage the mesh. Let everything dry completely before reattaching.

When should I replace my earbuds instead of fixing them?

If cleaning, balance adjustments, and resetting do not fix the issue, the problem may be a hardware defect. Check your warranty. Many brands offer a one-year warranty. If the earbuds are out of warranty and the volume is still uneven, it is often more cost-effective to replace them than to repair.

Does the earbud fit affect volume balance?

Yes, a poor fit can cause one earbud to sound quieter if it does not seal properly in your ear canal. Try different sizes of silicone or foam tips to achieve a better seal. A proper seal also improves bass response and overall volume consistency.

Can software updates fix uneven volume?

Yes, manufacturers often release firmware updates that address audio balance bugs or improve codec stability. Check your earbuds' companion app for updates and install them. This can resolve issues that are not fixed by cleaning or resetting.

How to Fix Uneven Volume in Wireless Earbuds

Published July 18, 2026 · Reviewed by the Unbiased Advice & Insights editorial team · How we research and score

Quick answer

Clean earbuds, check balance settings, reset Bluetooth, then test with another device. If still uneven, consider warranty replacement.

Why Uneven Volume Happens

Uneven volume in wireless earbuds is a common frustration. The problem usually falls into one of four categories: earwax blocking the speaker mesh, incorrect audio balance settings, Bluetooth codec mismatches, or a hardware defect. Earwax buildup is the most frequent culprit, especially for users who wear earbuds during exercise or for long periods. Over time, wax can accumulate on the mesh and reduce sound output from that earbud. Audio balance settings can be accidentally shifted, particularly if you share your device or use accessibility features. Bluetooth codec issues arise when the connection between the earbuds and phone is unstable, causing one earbud to receive a lower quality or delayed audio stream. Hardware defects, such as a failing driver or loose internal connection, are less common but can occur after drops or exposure to moisture. Our editorial team compared specifications, buyer feedback and key decision factors to bring you these fixes. Start with the simplest solutions first.

How to Fix Uneven Volume

Clean the earbuds thoroughly. Earwax is the most common cause. Remove silicone tips and wash them with mild soap and water. Use a dry toothbrush or a toothpick to gently remove wax from the mesh. Do not use liquids on the mesh itself. Let everything dry completely before testing. For stubborn wax, you can use a soft, dry cloth or a specialized cleaning tool like a Blu-Tack putty. Avoid using cotton swabs as they can push wax deeper into the mesh.
Check audio balance settings. On iOS: go to Settings > Accessibility > Audio/Visual > Balance and make sure the slider is centered. On Android: go to Settings > Accessibility > Audio balance (or similar) and center the slider. Some phones have left/right balance in the sound settings. For example, on Samsung Galaxy devices, go to Settings > Sounds and vibration > Sound quality and effects > Adapt Sound and ensure the balance is centered. On Windows or Mac, check the sound settings for left/right balance as well.
Reset Bluetooth connection. Forget the earbuds from your phone's Bluetooth list, then pair them again. This can resolve codec negotiation issues. On Android, you can also go to Developer Options and try different Bluetooth audio codecs (SBC, AAC, aptX). On iOS, codecs are managed automatically; toggling Bluetooth off and on can help. If you have a companion app, use it to reset the earbuds to factory settings, which often clears any codec or pairing glitches.
Test with another device. Pair the earbuds with a different phone or tablet. If the volume is even on another device, the problem is with your original device's Bluetooth or audio settings. If the problem persists on multiple devices, it may be a hardware issue. Also test with different apps, as some apps have their own volume controls or audio processing that could affect balance.
Update firmware. Many wireless earbuds have companion apps (e.g., Jabra Sound+, Sony Headphones Connect, Samsung Galaxy Wearable) that can update firmware. Check for updates and install them. Firmware updates often include fixes for audio balance, connectivity, and codec stability. For example, Sony's WF-1000XM4 received an update that improved volume consistency across earbuds.

When to Seek Warranty Replacement

If none of the above steps work, the earbuds likely have a hardware defect. Common defects include a dead driver, loose wiring, or a faulty battery. Check the manufacturer's warranty. Most major brands like Apple, Sony, Samsung, Jabra, and Anker offer a one-year limited warranty. Contact customer support with your proof of purchase. They may ask you to describe the troubleshooting steps you have already tried. If the earbuds are out of warranty, compare the cost of repair (often not offered) versus buying a new pair. In many cases, replacement is the practical choice. Some brands offer out-of-warranty replacement at a discount, so it is worth asking. Also, check if your credit card extends the warranty, as some cards double the manufacturer's warranty up to an additional year.

Preventing Future Issues

To avoid uneven volume in the future, clean your earbuds regularly (once a week if you use them daily). Store them in a clean case. Avoid exposing them to moisture or extreme temperatures. Keep the volume at a moderate level to protect the drivers. If you notice a gradual decrease in volume on one side, clean them immediately before wax hardens. Additionally, use the correct ear tip size for a proper seal, which reduces the need to crank up volume and minimizes wax buildup. Consider using foam tips, which are less prone to wax accumulation than silicone tips. Finally, handle your earbuds with care; avoid dropping them or pulling on the wires (if any).

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See our full buying guides hub and our research and scoring methodology. We compared specifications and verified owner feedback; we did not physically test every product.