Laptop freezing in the middle of a gaming session is one of the most annoying problems gamers face. The system suddenly stops responding to the keyboard, the screen “freezes” in one frame, and the sound begins to stutter or disappears completely. In some cases, only a hard reboot with the power button helps, which can lead to loss of progress or even damage to game files. But why is this happening?

The reasons may lie in hardware limitations (overheating, lack of power supply power, wear of thermal paste), and in software failures (driver conflicts, viruses, Windows errors). In this article we will look at all possible scenarios, starting from diagnostics and ending with radical measures like reinstalling the system. We will pay special attention hidden BIOS settings that 90% of users do not check when searching for the cause of freezes.

1. Overheating: the main enemy of gaming laptops

If your laptop freezes 10-30 minutes after starting a game, there is an 85% chance that the culprit is critical overheating. Modern games load and CPU, and GPU at the same time, and the cooling system of laptops often cannot cope with heat removal. Normal temperature for a processor under load is up to 85–90°C, for a video card - up to 80–85°C. Exceeding these values leads to throttling (automatic reduction of frequencies) or complete freezing.

How to check the temperature? Use utilities like HWMonitor, MSI Afterburner or Core Temp. Launch the game and monitor the performance for 15–20 minutes. If the temperature of one of the components exceeds 95°C, urgent measures need to be taken:

  • 🔥 Dust removal: Disassemble the laptop (or contact service) and blow out the radiators with compressed air. Dust acts as a heat insulator.
  • 🧴 Replacing thermal paste: Old paste loses its properties after 2-3 years. For gaming laptops we recommend Thermal Grizzly Kryonaut or Arctic MX-6.
  • 💨 Cooling stand: Passive stands with a metal grille or active ones (with fans) reduce the temperature by 5–10°C.
  • 🔄 Fan settings: B BIOS or through proprietary software (for example, Lenovo Vantage, ASUS Armoury Crate) set an aggressive cooling profile.
⚠️ Attention: If after cleaning the temperature does not drop below 90°C under load, the problem may be degraded thermal paste on the chip or faulty cooler. In this case, diagnostics are required at a service center.
📊 How often do you clean your laptop cooling system?
  • Once every 3–6 months
  • Once a year
  • Only when problems start
  • Never

2. Lack of power supply power

Few people know, but laptop power supply may cause freezes. If you use a non-original adapter or its power is lower than required, during peak loads (for example, in games), voltage sag. This leads to sudden shutdowns or system freezes.

How to check? Compare the specifications of your power supply with those recommended for your laptop model. For example, for ASUS ROG Zephyrus G14 adapter required 180–200W, and for MSI GS66 Stealth — 230W. If you are using a block on 90W instead of 180W, problems are inevitable.

Laptop model Minimum power supply (W) Signs of lack of power
Lenovo Legion 5 170 Freezes when launching games, sudden shutdowns
Acer Predator Helios 300 180 Artifacts on the screen, sound freezes
HP Omen 15 200 The laptop does not turn on with the original power supply, but works with a more powerful one
Dell G5 15 130 Freezes when connected to the network (works stably on battery)

The solution is simple: use only original power supply or a certified analogue with the same (or greater) power. If the problem persists, check power cable — it could get damaged over time.

💡

If your laptop freezes only when running on battery power, try resetting the power plan settings in Control Panel → Power Options → Restore Default Settings.

3. Driver and DirectX conflicts

Outdated or incorrectly installed video card drivers are a common cause of freezes. This is especially true for laptops with hybrid graphics (For example, Intel UHD + NVIDIA RTX), where conflicts between drivers can lead to blue screen crashes or a complete system stop.

How to diagnose:

  1. Open Device Manager (Win + X → Device Manager).
  2. Check section Video adapters. If there is an exclamation mark next to the name of the video card, the driver is not working correctly.
  3. Launch the game in windowed mode and observe the behavior. If you experience freezes in full-screen mode but not in windowed mode, the problem is most likely DirectX or Fullscreen Optimizations.

Solutions:

  • 🔄 Update your drivers: Download the latest versions from the manufacturer's website (NVIDIA, AMD, Intel) and install them manually (not via Windows Update).
  • 🗑️ Remove old drivers: Use Display Driver Uninstaller (DDU) in safe mode for complete cleaning.
  • 🎮 Disable Fullscreen Optimizations: Find the game executable file, right click → Properties → Compatibility → check the box Disable optimization in full screen mode.
  • 🔧 Reinstall DirectX and Visual C++: Download the latest versions from the official website Microsoft.

Check the driver version in Device Manager|

Launch the game in windowed mode|

Disable Fullscreen Optimizations|

Remove drivers via DDU and install again-->

4. Lack of RAM or virtual memory

If your laptop freezes in games that require 16 GB RAM, and you only have it installed 8 GB, the system begins to actively use swap file. This leads to lags, freezes and a complete stop of the game. Especially critical for open worlds (GTA V, Cyberpunk 2077) or multitasking (for example, stream + game).

How to check:

  1. Open Task Manager (Ctrl + Shift + Esc) during the game.
  2. Go to the tab Performance → Memory.
  3. If free memory less than 10% of the total volume, this is a critical indicator.

Solutions:

  • 🖥️ Add RAM: For most laptops, you can install an additional module (check the maximum supported capacity on the manufacturer's website).
  • 💾 Set up a swap file:
    1. Go to Control Panel → System → Advanced system settings → Performance → Settings → Advanced → Virtual memory.
    2. Uncheck Automatically select the size of the paging file.
    3. Install Original size equal to the amount of RAM, and Maximum size - 2 times more (for example, for 8 GB RAM: 8000 MB And 16000 MB).
  • 🎮 Close background programs: Disable Discord, browsers, Steam in the background before starting the game.
  • 🔄 Optimize your game settings: Decrease Texture Quality And Shadow Resolution — they consume the most RAM.
    • ⚠️ Attention: If the laptop freezes when filling up the paging file (for example, on 99%), this may indicate Hard drive or SSD failure. Test with CrystalDiskInfo.

    5. Problems with your hard drive or SSD

    A slow or damaged drive can cause freezes, especially if the game is installed on HDD. Under high load (loading textures, saving progress), the disk does not have time to process requests, which leads to freezes. C SSD This problem is less common, but failures are possible due to cache overflow or cell wear (especially on cheap models like QLC NAND).

    How to diagnose:

    • 📊 Use CrystalDiskInfo to check the disk status. Parameter Reallocated Sectors Count or Uncorrectable Errors with meaning not equal to zero - a sign of a malfunction.
    • 🔍 Run a speed test with CrystalDiskMark. If the read/write speed is lower 100 MB/s (for SSD) or 50 MB/s (for HDD), the disk is in emergency mode.

    Solutions:

    • 💿 Defragmentation (HDD only): Run the built-in Windows utility (Disk optimization).
    • 🔄 Transferring a game to another drive: If you have SSD, install the game on it.
    • 🗑️ Clearing cache: Delete temporary files using CCleaner or manually via %temp%.
    • 🛠️ Replacing a drive: If the disk is damaged, the only solution is replacement. Recommended for games SSD with interface NVMe (For example, Samsung 980 Pro or WD Black SN850X).
    How to check a disk for errors via the command line?

    Open Command line as administrator and enter:

    chkdsk C: /f /r

    Where C: — drive letter with the game. After the reboot, the system will check the disk for errors and fix them.

    6. Viruses, mining bots and background processes

    If the laptop suddenly starts freezing in games, for no apparent reason, check the system for viruses and hidden mining programs. Some malicious scripts use resources CPU/GPU for cryptocurrency mining, which leads to system overload. The culprits may also be Windows background updates or antivirus scans.

    How to detect:

    • 🔍 Open Task Manager and sort processes by load on CPU And GPU. Unknown processes with high consumption (for example, svchost.exe with 50% CPU) should be wary.
    • 🛡️ Start scanning using Malwarebytes or Kaspersky Virus Removal Tool.
    • 🔄 Check it out task scheduler (Start → Task Scheduler) for suspicious tasks.

    Solutions:

    • 🦠 Remove viruses: Use AdwCleaner to clean adware and HitmanPro for deep scanning.
    • ⚙️ Disable unnecessary services:
      1. Click Win + R, enter msconfig.
      2. Go to the tab Services and uncheck unnecessary ones (for example, Xbox Game Bar, NVIDIA Telemetry).
  • 🔒 Set up your firewall: Block suspicious outgoing connections in Windows Firewall.
    • 💡

    If the laptop freezes at regular intervals (for example, every 15 minutes), this may be a sign of malfunction hidden miner or scheduled task (for example, Windows updates).

    7. Problems with BIOS and power settings

    Incorrect settings BIOS/UEFI or power plans can cause lag, especially if the laptop is optimized for energy efficiency rather than performance. For example, disabled Turbo Boost or limited energy consumption CPU/GPU lead to FPS drops and freezes.

    What to check in BIOS:

    • 🔋 Power mode: Install High Performance or Extreme Performance (depending on model).
    • 🔄 Virtualization technologies: Disable VT-d And Virtualization Technology, if you are not using virtual machines.
    • 💻 Graphics Settings: For laptops with NVIDIA Optimus install Discrete Graphics (instead of Hybrid or Integrated).
    • 🔥 Throttling: Disable BD PROCHOT (if any) - this will prevent frequencies from decreasing when heated.

    Windows Settings:

    1. Go to Control Panel → Power Options.
    2. Select a scheme High performance.
    3. Click Set up power plan → Change advanced power settings.
    4. Install:
      • Minimum processor state → 100%.
      • Maximum processor state → 100%.
      • Powering the processor in high performance mode → On.
    ⚠️ Attention: Changing settings BIOS may lead to system instability. If you are not sure of your actions, reset the settings to factory defaults (Load Default Settings).

    FAQ: Frequently asked questions about laptop freezing in games

    Why does my laptop freeze in only one game, but works fine in others?

    Most likely the problem is specific game optimization or conflict with drivers. Try:

    • Update the game via Steam/Epic Games.
    • Disable built-in overlays (Steam Overlay, Discord Overlay, NVIDIA ShadowPlay).
    • Run the game in compatibility mode Windows 10 (even if you have Windows 11).
    • Check the game forums for similar complaints (eg. Cyberpunk 2077 known for problems with AVX instructions on older processors).
    The laptop freezes when starting any game. What's the matter?

    This is a typical sign driver problems or video card malfunction. Do the following:

    1. Remove video card drivers via DDU in safe mode.
    2. Install drivers from the official website (NVIDIA/AMD).
    3. Check the temperature GPU with the help GPU-Z. If it exceeds 90°C in the game menu, the problem is cooling.
    4. Run a graphics card stability test using FurMark or 3DMark. If the test fails, the video card is faulty.
    After cleaning the dust, the laptop began to freeze more often. Why?

    Probable reasons:

    • 🔌 Thermal interface is damaged: During disassembly, the radiators may have moved or the thermal paste layer may have been damaged.
    • 🌀 Incorrect assembly: Fans may rotate in the opposite direction or may not be in contact with the heatsink.
    • 🔌 Cooler power cable disconnected: Check if the fan header is connected to the motherboard.

    Solution: Disassemble the laptop again and check:

    • The tightness of the radiators to the chips.
    • Fan rotation direction (should blow to the radiator, and not from him).
    • Integrity of thermal paste (there should be no bubbles or tears).
    The laptop freezes, but the sound continues to play. What is this?

    This is a classic symptom problems with video card or display drivers. The video stream “freezes,” but the audio continues because it is processed by another component. Try:

    • Reinstall drivers GPU (see section 3).
    • Connect an external monitor. If the picture on it is normal, the problem is matrix or laptop cable.
    • Reduce the load on the video card: lower the game resolution or disable ray tracing.
    • Check integrity of game files via launcher (Steam → Properties → Local Files → Integrity Check).
    Can an antivirus cause freezing in games?

    Yes, some antiviruses (for example, Kaspersky, Avast) scan game files in real time, which leads to lags. Solutions:

    • Add the game folder to antivirus exceptions.
    • Disable real-time protection for the duration of the game.
    • Try a different antivirus (for example, Bitdefender has a game mode).
    • Check disk usage in Task Manager. If the antivirus loads HDD/SSD on 100%, this confirms the problem.