How To Clean Laptop Fan Without Opening?

If you have had your laptop with you for almost a year or more than that, it is likely to get dirty or dusty.

Dust jams fans, vents, and heat sinks, making it difficult for your computer to cool down correctly. Even if you are incapable of opening your laptop, you can still clear off a lot of the dirt.

Dust can clog up a computer’s cooling system, causing it to overheat and harm hardware.

The fans on your laptop may also be running at full speed, which may lead to the depletion of your battery. To keep cool, the performance of your laptop may be reduced.

How To Clean Laptop Fan Without Opening?

Compressed air is considered one of the greatest methods for you to clean your laptop without having to open it. This particular method is inexpensive and commonly accessible. 

Moreover, it is also one of the safest and simplest ways to clean a laptop without disassembling its parts. Here is a step by step guide on how you can clean your laptop fan without opening it-

  1. The very first step is to turn off your computer and unplug it from its power source. You will also have to remove the laptop’s battery if it is possible.
  2. The next step is to locate your laptop’s fan intake vent. The vents are normally located on the bottom of the laptop, however, it depends on your laptop’s manufacturer and its type. If you are hesitant about the type of laptop you have, then you should go through your manual provided by the shop or refer to the manufacturer’s official website.
  3. After you follow the second step, then you have to aim the compressed air nozzle at the vent. While doing so, be careful to not push it too far inside, instead, you can give a quick burst of air. You must also do a similar thing with another vent. After that, you can blow pressurized air rapidly onto your laptop’s fan blades, only if you have the alternative to do so.
  4. It’s also a good idea to blow compressed air through the exhaust vents if your laptop fan is exceptionally dusty or clogged with dust. These are generally found on your laptop’s side or back, relying on the type of model.

How To Clean Laptop Fan Without Compressed Air?

We gave a step-by-step tutorial regarding how you can clean your laptop’s fan without opening it. However, there are times when users don’t have compressed air, so here is a guide for them about how to clean their laptop fan without the help of compressed air.

You can clean your laptop’s fan without using compressed air if you do not have it. You can also do so if you do not want to produce more waste in empty cans.

Yet, you should keep this thing in mind that this specific technique is much more hands-on. It requires you to disassemble your laptop, which may invalidate its warranty and even damage it permanently. 

Here is a step-by-step guide about how you can clean your laptop fan without using compressed air.

  1. The very first step is to shut down your laptop and unplug it from its charger, as described previously also. You should also remove the laptop’s battery if possible to do so.
  2. The next step is to find a breakdown guide for your laptop on a reasonable site if possible. You can also evaluate your motherboard manual alternatively or visit the manufacturer’s official website for guidance on how to dismantle it.
  3. As you follow the above step, the following step is to discard the bottom panel. As you do so, you should be careful not to harm any ribbon wires and you can disconnect them initially if important.
  4. The following step is to discover the laptop fan and then proceed to clear any visible dust with the help of lint-free fabric material. You can use the same material to clean any dirt from your laptop’s heatsink you can access.
  5. The final stage is to repair and replace the back panel, along with all of the critical screws and wires, and here you will get your laptop’s fan cleaned.


If you make use of compressed air to clean the fan of your laptop, a brief clean every six months should be enough to protect your laptop and keep it cool along with it running at its maximum performance.

If you plan to disassemble it, do so only when required to avoid potential damage or complications when reassembling it.

As you follow the guide, you may notice some dust expelled from your laptop the next time you turn it on, as a result of the compressed air loosening it.

You can shut it down and repeat the procedure mentioned above for a deeper clean of your laptop’s fan.

However, keep in mind that if you are cleaning your laptop’s fan without using compressed air, you should only proceed only if you are working on a computer that does not hold sensitive data or if you are confident in your ability to repair it.

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