How to Fix Sony WH 1000XM4 Not Charging

If your Sony WH 1000XM4 is not charging don’t be worried. Because you can fix this charging issue with some simple tricks.

But keep in mind these tricks will work only if your Sony WH 1000XM4 headphones are not physically damaged.

Here is how to fix Sony WH 1000XM4 that is not charging.

Make sure charging one end of the cable is firmly plugged into the headphones and the other into the wall adapter. Also, use the original USB cable to charge them. Cleaning dirt from the charging port and USB cable can also fix headphones.

These headphones are not waterproof, if you expose them to water, it results in electric shock, and they will not charge.

In this case, you have to consult the nearest dealer.

How to Fix Sony WH 1000XM4 Not Charging

1. Properly Charge

If you have not used your Sony WH 1000XM4 for a long time. As a result, their battery will reduce to zero.

A LED light on this headphone indicates that the headphone is charging.

But if the battery is dead then how can the LED turn on.

Therefore you need to give them at least 30 minutes to charge. 

If you have not stored these headphones for a long time.

Then you should make sure you are properly plugging the charging cable into the Sony WH 1000XM4 port.

You should also check the cable near the port, sometimes that part of the cable is damaged and as a result, the headphones won’t charge.

2. Use Original USB-C Cable

If you are using other charging cables to charge your Sony WH 1000XM4 headphones.

Then they will not charge, because other chargers are not compatible with these headphones.

Also, these headphones will not charge if you will use USB-micro.

Therefore to charge them you should make sure you are using the original USB-C charging cable.

As you can see on Sony’s website they also said that “Charging may not be successful with cables other than the supplied USB Type-C cable.”

3. Temperature Issues with Sony WH 1000XM4

Due to temperature differences sometimes Sony WH 1000XM4 headphones won’t charge.

The suitable temperature to charge and use them is 5 degrees to -35 degrees.

If you have used headphones in extreme temperatures, heat, or sauna. In that case, these headphones will not charge.

Instead, a red light will start flashing continuously.

Therefore to charge Sony WH 1000XM4 headphones you have to bring them back to normal temperature.

You can do that by placing your Sony WH 1000XM4 headphones at room temperature for 1 to 2 hours depending upon their temperature.

If they are extremely cold or hot in that case they will need more time and vice versa. 

4. Pc in Sleep Mode

If you charge your Sony WH 1000XM4 headphones through a PC. Then make sure your Pc isn’t in sleep mode.

Because headphones will not charge in sleep mode.

All you have to do is change your PC setting to charge your Sony WH 1000XM4 headphones.

And also make sure you are using the original USB-C to charge them via PC. 

Here is how you can turn off the sleep mode of your PC in Windows 7

  1. First, go to your PC Control panel and then the Hardware and Sound tab.
  2. From there go to Change advance power setting and then to Sleep.
  3. Under Sleep after and Hibernate after, set it to 0 and under Allow hybrid sleep, set it to Off. 

Here is how you can turn off the sleep mode of your PC in Windows 10

  1. First, click the magnifying glass option on the bottom corner of the screen.
  2. Then click the search bar and type power and sleep. Hit the enter button.
  3. Then click the drop-down option under sleep and change it to never.

Now you have turned off sleep mode on your PC whenever you plug headphones into it they will charge without any issue.

5. Faulty Charging Cable & Wall Adapter

Another thing due to which your Sony WH 1000XM4 headphones are not charging may be a faulty charging cable or wall adapter.

Therefore you should try another USB-C charging cable to check whether the charging cable is faulty or not.

Also, you should check the wall adapter may be due to its fault headphones are not charging.

If your headphones are not charging due to a faulty charging cable or wall adapter, in that case, you need to buy a new one to charge the headphones.

6. Reset Your Sony WH 1000XM4

If the above tips did work for you and your Sony WH 1000XM4 headphones not charging.

Then you should reset your headphones.

Because resetting will eradicate software bugs in the Sony WH 1000XM4 headphones.

Hopefully, they will start charging after resetting.

Here is how you can reset your Sony WH 1000XM4 headphones.

  1. Put headphones on the charging.
  2. Press the power button and custom button at a time while the headphones charging.
  3. After that headphones will reboot.

Now check whether they start charging or not. If still not charging then perform a factory reset.

Here is how you can factory reset Sony WH 1000XM4 headphones.

  1. First, turn off your Sony WH 1000XM4 headphones, and don’t plug the charger.
  2. Press and hold the power and custom buttons for 7 seconds.
  3. After seven seconds the blue indicator will blink blue four times which means your headphones are reset.
Sony WH 1000XM4 Not Charging

Hopefully, your Sony WH 1000XM4 will start charging after a factory reset. 

7. Faulty Battery

If your Sony WH 1000XM4 is still not charging, then probably their battery is faulty.

Sony WH 1000xm4 uses a Lithium polymer battery to supply power to circuits.

These polymer batteries degrade over time.

If your headphones are two to three years old then most chances are their battery is dead that’s why they are not charging.

If you are exposing your Sony WH 1000XM4 headphones to high temperatures, then their battery will easily die.

In that case, you have to change their battery. 

Final Thoughts

I hope that I answered how to fix Sony WH 1000XM4 Not Charging. If all the above tips and tricks did not work for you. Then you should contact Sony customer support. Because they can tell you in detail what you can do to fix the charging issue of your Sony WH 1000XM4 headphones.

If one of the above tricks works for your Sony WH 1000XM4 headphones. Please tell us in the comments.

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Related Question

How do I know if my Sony WH-1000XM4 is charging?

Here is how you will know when Sony WH 1000XM4 is charging.

When you plug USB-C into Sony WH 1000XM4 headphones, the LED indicator on them will light up red, which means they are charging. 

How long does it take the Sony WH 1000XM4 to charge?

Sony WH 1000XM4 will take about 3 hours to charge from a dead battery.

Does the Sony WH 1000XM4 have wireless charging?

You can charge Sony WH 1000XM4 wirelessly with a commercially available wireless charging pad. 

How long does the Sony WH 1000XM4 last?

Sony WH 1000XM4 battery lasts for 30 hours after a complete charge.

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