Sony WF-1000XM4 Not Charging – 14 Steps To Get It Fixed

3. Inspect the Charger

With a compatible power source in place, the next step is to thoroughly examine the components responsible for delivering power to your earbuds.

Carefully inspect the charging cable, and adapter for any visible physical damage or signs of wear. Damaged components can hinder proper charging, making it essential to rule out such issues.

By taking this step, you’re systematically working through the charging process, starting from the source and moving towards the earbuds, ensuring each element is in working order.

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4. Check if the Battery is Fully Charged

Next, check if your earbuds’ battery is already at full capacity. Using a dedicated app, assess the battery status to confirm that it’s not already fully charged.

This step helps rule out the possibility of unnecessary charging and ensures you’re focusing your efforts in the right direction.

5. Look for Physical Damage

As you continue troubleshooting, closely examine your earbuds for any signs of physical damage or wear and tear.

Physical damage can significantly impact their functionality and charging capabilities.

By conducting this visual inspection, you’re addressing potential issues that might not be immediately apparent and taking proactive steps to ensure your earbuds are in optimal condition.

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6. Take Them Out of Hibernation Mode

If your earbuds have been dormant for an extended period, they may have entered a hibernation mode to preserve battery life.

To revive them, initiate a continuous 11-12 hour charging session. This action aims to reawaken the battery and ensure it’s responsive to charging efforts.

It’s a proactive measure to address potential issues caused by prolonged inactivity.

7. Clean the Charging Port

A clean charging port is essential for effective charging. Make sure both the earbuds’ and the case’s charging ports are free from debris and dirt that could obstruct the charging process.

Clearing any obstructions ensures a smooth and uninterrupted flow of power to your earbuds, eliminating potential obstacles to successful charging.

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8. Clean the Charging Contacts

To further enhance the charging process, take the time to clean the charging contacts on both the earbuds and the case.

This step guarantees a secure and effective electrical connection, optimizing the charging performance. Maintaining these contacts in pristine condition is vital for hassle-free charging and proper functionality.

9. Consider Temperature

Next, take temperature into consideration. Earbuds are required to be charged within an ideal temperature range of 15°C to 35°C (59°F – 95°F) to achieve optimal charging results.

Charging outside of this range may lead to less efficient charging or even no charging at all. In such situations Maintain the right temperature to ensure that your earbuds can absorb and store energy effectively.

10. Test with a Wireless Charging Pad

One thing that you can try to pinpoint the issue is to charge your earbuds through a wireless charging pad.

If your earbuds charge successfully on the pad, it suggests that the earbuds themselves are functioning correctly, and the problem may lie with the charging components like cables or adapters.

However, if they still don’t charge on the pad, it’s an indication that your earbuds may require a case reset to resolve the issue.

11. Reset the Charging Case

Sometimes, when your Sony WF-1000XM4 earbuds are experiencing charging issues or connectivity glitches, a reset of the charging case can work wonders.

This process is surprisingly straightforward and won’t disrupt your Bluetooth pairings, ensuring that your device connections remain smooth and uninterrupted.

Here’s how you can do it:

• Connect the case to an AC outlet using the supplied USB cable and AC adapter.
• Place the left/right earbud in the case and securely close the lid.
• Open and close the case lid rapidly 5 times within a span of 20 seconds.
• Wait for the indicator on the charging.
• It will flash red.
• After the reset, observe the indicator flashing green four times.
• Repeat the same reset process for the other earbud as well.

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12. Reset the Earbuds

To perform a reset of your earbuds:

• Begin by placing both earbuds inside the charging case.
• Next, simultaneously press and hold the sensor on both earbuds for a duration of 10 seconds.
• Release your fingers promptly when you see the indicator on the case flash red.

It typically occurs a few seconds after initiating the touch-and-hold action.