How you can cool your laptop: from improvised means to system upgrades

Has your laptop become “hot as a frying pan” and the fans are running at full capacity? Overheating is one of the most common problems faced by owners of both budget and gaming laptops. The reasons may be different: from a cooling system clogged with dust to unoptimized software, but the consequences are always the same - productivity drops, and iron wears out much faster.

In this article we will look at all possible ways to cool a laptop - from temporary solutions with improvised means to drastic measures such as replacing thermal paste or upgrading the cooler. You will learn what really works and what can only make things worse. And no, putting a laptop in the refrigerator is not a joke, but a real (albeit dangerous) method that some people use in emergencies.

Signs of overheating: how to understand that your laptop needs cooling

First signal - unusual noise from fans. If before you hardly heard it, but now the coolers roar like an airplane turbine, this is a sure sign that the cooling system is not coping. But there are other symptoms:

• 🔥 Spontaneous shutdowns — the laptop turns off during load (games, rendering, code compilation).
• ⚡ Throttling — a sharp drop in FPS in games or “freezes” when working with heavy programs (Adobe Premiere, Blender, AutoCAD).
• 🖥️ Artifacts on the screen — stripes, flickering or image distortion (most often the culprit is an overheated video card).
• 🔋 Rapid battery drain — at high temperatures, the battery degrades 2–3 times faster.

To accurately diagnose overheating, use temperature monitoring programs: HWMonitor, Core Temp or MSI Afterburner. Normal values for most processors:

Load type	Intel (°C)	AMD (°C)
No load (idle)	30–45	35–50
Office tasks (Word, browser)	45–60	50–65
Gaming/Rendering	70–85	75–90
Critical temperature	>95	>100

If your laptop regularly reaches 90°C+ Even in simple tasks, it's time to take action. But first, let's figure out why this happens.

Top 5 reasons for laptop overheating (and how to fix them)

Most users immediately grab a cooling pad or blow a hairdryer into the vents. But often the problem lies deeper. Here main culprits overheating and ways to eliminate them:

1. Dust in the cooling system - the most common factor. Dust “felts” block airflow and heat is not removed. Solution: cleaning the cooler and radiator (more on this in the next section).
2. Dried thermal paste. Over time, it loses thermal conductivity, and the processor begins to “fry”. Solution: replacing thermal paste (for example, on Arctic MX-6 or Noctua NT-H2).
3. Unoptimized software. Background processes, viruses or “heavy” applications (Google Chrome with 50+ tabs) load the CPU/GPU. Solution: monitoring tasks in Task Manager and disabling unnecessary programs.
4. Blocking the vents. Many people place the laptop on soft surfaces (bed, sofa), blocking the airflow. Solution: use a hard surface or a cooling pad.
5. Cooler malfunction. If the fan does not spin or spins jerkily, it needs to be replaced. You can check it at BIOS or using SpeedFan.

Interesting fact: laptops Apple MacBook (especially models Pro 2018–2020) often overheats power management controller, not the processor. In this case, only replacing the board or updating the firmware helps. EC controller.

Handy cooling products: what you can use right now

Special accessories are not always at hand. If your laptop is overheated and you need to work urgently, use these methods:

• ❄️ Ice or frozen food. Wrap the ice in a towel and place it on bottom of laptop (not on the keyboard!). The effect is temporary (10–15 minutes), but will help in an emergency.
• 📦 Books or stand. Raise the back of the laptop 2-3 cm using books or special feet. This will improve air circulation.
• 💨 Fan or air conditioner. Direct the air flow to the side ventilation grilles. The main thing is not to blow directly into the cooler, so as not to break the blades.
• 🧻 Vacuum cleaner (for blowing). If dust has accumulated in the grilles, you can carefully blow them out with a vacuum cleaner at minimum power. Do not use suction mode — this may damage the cooler!

Important: Never put your laptop in the refrigerator or freezer. A sudden change in temperature can cause condensation inside the case, which will lead to a short circuit. If you have already put it - do not turn on the device for at least 2 hoursso that the moisture evaporates.

What happens if you cool your laptop with ice for too long?

Prolonged contact with cold may cause microcracks on the motherboard due to temperature differences. In addition, condensation can damage contacts and tracks.

Professional methods: cleaning, thermal paste and upgrade

If the means at hand only help for a short time, it’s time to move on to serious measures. Here's what really works:

1. Cleaning from dust

For this you will need:

• 🔧 Screwdriver (usually Phillips #0 or #1).
• 🖌️ Brush with soft lint (for example, for painting).
• 💨 Can of compressed air (WD-40 Specialist or analogues).
• 🧴 Isopropyl alcohol (70%+) and cotton swabs.

Algorithm of actions:

Remove the bottom cover (it is better to remove the battery).

Blow out the radiator and cooler with a spray can (hold it vertically so as not to freeze the board).

Remove dust with a brush from hard-to-reach places.

Wipe the thermal paste contacts with a cotton swab dipped in alcohol.

Reassemble the laptop and check the temperature.-->

⚠️ Attention: Do not use a household vacuum cleaner for cleaning - static electricity can damage components. Also, do not blow with your mouth - saliva will get on the board.

2. Replacing thermal paste

Old thermal paste can dry out and turn into a “crust” that does not conduct heat. To replace:

1. Remove the cooling system (radiator + cooler).
2. Remove old paste with an isopropyl alcohol wipe.
3. Apply a thin layer of new paste (the size of a grain of rice for the CPU, a little larger for the GPU).
4. Reattach the radiator by tightening the screws evenly in a crisscross pattern.

The best thermal pastes in terms of price/quality ratio:

• 🥇 Thermal Grizzly Kryonaut - for extreme cooling (up to -12°C compared to standard paste).
• 🥈 Arctic MX-6 - a universal option, does not conduct electricity.
• 🥉 Noctua NT-H2 — easy to apply, does not dry out for 5+ years.

3. Replacing thermal pads

Some laptops (eg. ASUS ROG or MSI GS66) thermal pads are used between the chips and the heatsink. Over time, they become compressed and lose their properties. Replace them with new ones (thickness 0.5–1.5 mm, depending on the model).

4. Cooler upgrade

If the standard fan is weak, it can be replaced with a more efficient one (for example, Noctua NF-A12x15 for thin laptops). The main thing is to check the compatibility in size and power connector.

Cooling pads: which ones to choose and is it worth overpaying?

A stand with fans is the most popular solution for cooling a laptop. But not all models are equally effective. Here's what to look for when choosing:

Parameter	Budget models (up to 1500 ₽)	Premium (from 2500 ₽)
Number of fans	1–2 (at speeds up to 1000 rpm)	3–5 (up to 2000 rpm, with speed control)
Material	Plastic	Aluminum + rubber feet
Additional features	USB hub (1–2 ports)	RGB backlight, tilt angle adjustment, wireless charging
Efficiency	Temperature reduction by 3–7°C	Reduction by 8–15°C

Top 3 stands according to user reviews:

1. Cooler Master NotePal X3 — the best budget option with one powerful fan (180 mm).
2. IETS GT500 — 5 fans with variable speed, suitable for gaming laptops.
3. Tree New Bee — quiet stand with 3 fans and a USB hub.

⚠️ Attention: Fan stands won't help, if the problem is dried out thermal paste or a radiator clogged with dust. They are only effective as additional cooling.

If you choose a stand for MacBook, pay attention to models without fans - for example, Rain Design mStand. The point is that in MacBook Pro/Air air is taken from lower part of the body, and additional fans may disrupt the standard cooling system.

Software methods: how to reduce the temperature without disassembling the laptop

Overheating is not always associated with hardware problems. Often the software is to blame - background processes, drivers or incorrect power settings. Here's what you can do:

1. Windows optimization

• 🔄 Disable unnecessary programs in startup (Ctrl+Shift+Esc → Startup).
• 🖥️ Set the nutrition plan to “Balanced” (not "High Performance").
• 🛠️ Update your drivers (especially for video card and chipset) via Driver Booster or the official website of the manufacturer.

2. Limit FPS in games

If your laptop gets hot when playing games, limit FPS to 60–90 (depending on the monitor). This will reduce the load on the GPU. You can do this:

• In the game settings (option V-Sync or Frame Limit).
• Via NVIDIA Control Panel (Manage 3D Settings → Maximum Frame Rate).
• With RivaTuner Statistics Server (included in the package MSI Afterburner).

3. Undervolting

Reducing CPU voltage (undervolting) can reduce the temperature by 10–20°C without loss of performance. To do this:

1. Download ThrottleStop (for Intel) or Ryzen Controller (for AMD).
2. In the section FIVR decrease the value CPU Core And CPU Cache on 50–100 mV.
3. Test stability with Prime95 or OCCT.

⚠️ Attention: Incorrect undervolting may lead to blue screens of death (BSOD). If after the changes the laptop becomes unstable, reset the settings.

4. Alternative OS

If the laptop heats up even when idle, try starting Linux (For example, Ubuntu or Linux Mint) with LiveUSB. Often the temperature under Linux is lower by 5–10°C, since the drivers are better optimized.

Extreme methods: when all else fails

If all of the above methods fail, radical measures remain. They require skills or contacting a service center, but sometimes this is the only way out.

1. Replacing the radiator

In some laptops (especially gaming ones, like ASUS TUF or Lenovo Legion) the standard radiator cannot handle the heat dissipation. It can be replaced with a more massive one (for example, with copper heat pipes). The main thing is to make sure that the fasteners are compatible.

2. Liquid cooling

Yes, there are water cooling systems for laptops too! For example, Cooler Master MasterLiquid ML840 or homemade solutions based on Alphacool. However this:

• ✅ Allows you to reduce the temperature by 20–30°C.
• ❌ Requires case modification (drilling holes).
• ❌ Risk of leakage and short circuit.

This upgrade is only justified for extreme overclocking or mining.

3. Replacing the thermal interface with liquid metal

Liquid metal (Thermal Grizzly Conductonaut) conducts heat into 10 times betterthan thermal paste. But:

• ⚠️ Conducts electricity - if applied carelessly, it can short-circuit contacts.
• ⚠️ Requires protection of surrounding components Kapton (insulating tape).
• ⚠️ Incompatible with aluminum radiators (causes corrosion).

This method is only suitable for experienced users!

4. Modification of the case

Some enthusiasts drill additional holes in the bottom cover of the laptop to improve airflow. This works, but:

• ❌ The structure of the body is disrupted, which can lead to cracks.
• ❌ Dust will get inside even faster.
• ❌ The warranty is void.

FAQ: Frequently asked questions about laptop cooling

Can I use a home fan to cool my laptop?

Yes, but with caution. Direct the air flow on the side ventilation grilles, not the screen or keyboard. Do not use the fan at maximum speed - this may damage the laptop cooler blades.

Why does my laptop get hot even in BIOS?

If overheating occurs even in the BIOS, the problem is definitely in the hardware: a cooling system clogged with dust, dried out thermal paste, or a faulty cooler. Software methods will not help here - you need to clean or replace components.

Is it worth buying a cooling pad for your MacBook?

For most models MacBook Air/Pro stands with fans not recommended. Air is taken into them from the bottom of the case, and additional airflow can disrupt the standard cooling system. It is better to use passive stands (for example, Rain Design mStand) or simply lift the back of the laptop.

How often should you change the thermal paste in your laptop?

Depends on the quality of the paste and operating conditions:

• Cheap paste (for example, KPT-8) - once every 1–1.5 years.
• Qualitative (for example, Arctic MX-6) - once every 3–4 years.
• Liquid metal - once every 5+ years (but requires careful application).

If the laptop is used in a dusty room or under high loads (games, rendering), the interval is reduced.

Is it possible to cool a laptop using an air conditioner?

Yes, but the effect will be temporary. The optimal room temperature for a laptop is: 20–24°C. If the room is hotter 28°C, the laptop cooling system will work to the limit. Conditioner will help, but it will not replace cleaning or replacing thermal paste.