How Do I Fix Laptop Fan Making Loud, Weird, Grinding, or Rattling Noise? [Solved]

Are you looking to fix laptop fan noise? As loud fan noise from your laptop is an issue faced by frequent users. Such noise causes distortions and in turn, your productivity on the task is reduced.

Well, the matter can be resolved easily if you find out the reason behind this cause. In the article given below, we will discuss the reasons causing your laptop fan to be loud including factors on “how do I fix laptop noise”. Let’s dig deep into this.

Reasons for Laptop Fan Noise

At first, you should have considered the build of your laptop fan. Nowadays, laptop fans are manufactured with the intelligence of automatic heat control systems. These systems work as triggers i-e when you are laptop is loaded with simultaneous heavy data tasks, you might observe the frequent, loud noise of your laptop fan.

It is because laptop heavy operations are causing it to get hot and the temperature control system of your fan is forcing it to work harder to keep the laptop cool. Such noises are quite normal.

But if you are not performing any heavy task, and still you are hearing the loud colliding noise of your fan blades or when you touch the laptop base, you feel it to be hotter, it’s time to get your laptop fan fixed.

It might be the case that the fan got trapped dust particles, or it is the older model that hinders its performance efficiency. Such loud rotatory, colliding sounds indicate a problem.

Tip: Put your hand on the air vent and check the temperature and pressure of the air coming out of it. If the air is slow and very hot, it means your laptop fan is not working properly.

Ways to fix laptop fan noise:

There are a few ways to reduce laptop fan noise. Let’s check them out one by one.

1) Clean Up Your Fan:

clean Laptop Fan

Annual cleanup of your laptop fan is a must. Knowingly, laptop fan is the area encountering continuous airflow, hence, the likelihood of trapped dust particles among the fan blades is high. These particles hinder the fan’s normal operations or may strike with the blades generating weird loud sounds. Thus, you should clean the fan of your laptop processer, often.

To clear debris, you need a screwdriver to open the laptop and then clean the fan. If you don’t feel confident enough in opening the laptop or getting into its processor, it’s better to seek expert help or ask any1 who has already done it once.


If your laptop is still under warranty, it is recommended to get it checked at the outlet, instead of opening and cleaning the laptop at home. Opening the laptop will void its warranty. Moreover, it might be the case that the team will replace your laptop fan with the new one.

2) Cut Down the Number of Processes:

Cut Down the Number of Processes

If you are habitual of running too many processes simultaneously on your system and want it to remain cool. That’s unfair! Yes! Running too many processes at the same time burdens your RAM and processer.

This heavy burden on the processor forces it to work harder and in turn, it starts getting hot. To normalize its temperature fan activates its blade and starts working more vigorously to control the temperature. This is all a part of a chain reaction.

You can easily control your running processes by using Task Manager. Press CTRL+Alt+Del and “End Task” to quit. This will end the unnecessary processes putting pressure on the processor.

3) Check Your System Settings:

Check Your System Settings

If you own a new laptop and its fan is noisy, then you need to check a few settings for the processor.

  • For Windows 10 Go to Start>Settings>System>Power and Sleep> Additional Power Settings.
  • At the Additional Power setting window, go to Change Advanced Power Settings> Processor Power Management> System Cooling Policy.
  • Click System Cooling Policy, a drop-down menu will appear. Select “Passive” and click “Ok”.

The setup is done and you will feel a considerable reduction in fan noise now.

4) Install Anti-Virus:

Install Anti-Virus to Fix Laptop Fan Making Loud Noise

Having an eminent anti-virus in your system is crucial. No laptop should be operated without a good quality antivirus. Check out the status of your laptop as being infected or not. Because this anti-virus causes the processor to perform the task that you don’t give the command to. Hence, forcing it to work diligently, increase its temperature.

Press CLTR+Alt+ Del and then go to “Process” on the Task Manager. If you see some dangling characters, text, numbers, or any other mismanaged arrangement of characters, this is a clear indication that your laptop is infected and requires to be fixed by some good anti-virus. This infection can be the cause of your laptop fan inefficiency.

5) Using Cooler:

Using Cooler to Fix Laptop Fan Making Noise

Nowadays, laptop coolers are available in the market. In addition to the built-in fan that your laptop has, you can always go to install an additional cooler in it. This will reduce the load on your laptop fan and in turn noises will be cut off.

Tip: If you own a gaming laptop, or run heavy games on your laptop then it is recommended to go for additional coolers, as they will add up your laptop life too.

6) Check your Laptop Position:

check Laptop Position to Fix Laptop Fan Making Noise

Have you seen the laptop stands designed at around 45 degrees? Normally every laptop stand is inclined at around 30 to 45 degrees, it is to allow the natural flow of hot air from the basement. Nearly, all of the manufacturers, place the fan underneath the system, this might cause a trap of hot air if placed on the flat surface for the longer run.

Hence, it is recommended to always place your laptop on a hard inclined surface so that the airflow from the fan can be regulated.


I hope by reading the text above you will clearly understand “How do I fix Laptop Fan Noise”. All you need is to work cautiously, keep your processor fan clean, install some anti-virus, check the age of your processor and have some settings done inside it.

Avoid any unnecessary pressure on the CPU that causes the fan to work ruthlessly and hence it makes loud noises. Read the article and fix your noisy laptop fan!

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