The laptop turns on slowly: how to speed up Windows boot and find the cause of the brakes

Have you pressed the power button, but instead of the usual desktop you see a spinning cursor or a black screen for 3-5 minutes? Slow booting laptop is one of the most annoying problems faced by users. Windows 10/11, macOS and even Linux. In 80% of cases, it is not hardware failures that are to blame, but software settings that you can fix yourself without contacting a service center.

In this article we will look at all possible reasonsaccording to which the laptop Lenovo, HP, Asus, Acer or Dell can take a long time to load - from an overloaded autostart to hidden viruses in the system. You will learn how diagnose the problem using built-in tools, what settings BIOS/UEFI affect the startup speed, and why even a new laptop can slow down at startup. And at the end it awaits you step by step checklist to speed up loading without losing data.

1. Why the laptop began to boot slowly: top 5 reasons

If before the laptop turned on in 20-30 seconds, and now it takes 3-5 minutes, the first priority is to identify the root of the problem. Here most common culprits slow loading, ranked by frequency of calls to technical support:

• 🔋 Overloaded autorun: 60% of users do not even suspect that dozens of programs are launched in the background when turned on - from Skype to NVIDIA GeForce Experience. Each of them takes up processor and RAM resources.
• 🖥️ Fragmented or damaged hard drive (HDD): If you don't have SSD, and the usual HDD, over time, system files are scattered across different sectors, and the disk head has to “jump” between them, slowing down loading.
• 🦠 Viruses and malware: Some Trojans specifically modify system files to slow down the device. For example, a virus WannaCry could increase loading time by 3-4 times.
• ⚙️ Windows Registry Errors: After deleting programs, “garbage” entries remain in the registry, which the system tries to process every time it is turned on. This is especially true for laptops with Windows 10, which were updated from Windows 7/8.
• 🔄 Conflicting updates: After installing some updates (for example, KB5005039 for Windows 10) users complained en masse about the increase in loading time to 10+ minutes.

Critical fact: If the laptop takes a long time to load only the first time you turn it on after turning it off, but boots quickly after rebooting, the mode is to blame Fast Startup (hybrid launch) that does not interact correctly with video card or network adapter drivers.

2. How to check what exactly is slowing down the download

Before you begin optimization, you need to accurately determine the bottleneck. For this purpose in Windows there are built-in tools, and for macOS And Linux - own diagnostic methods.

For Windows 10/11:

1. Open Task Manager (Ctrl + Shift + Esc) → go to the tab Autoload. Sort programs by column Impact on launch.
2. Run Resource Monitor: press Win + R, enter resmon, go to the tab Disk. See what processes are loading HDD/SSD at start.
3. Use Windows Event Log: enter in search Event Viewer → Windows Logs → System. Look for errors with the code Event ID 100 (driver problems) or Event ID 6006 (download errors).

For macOS:

Open System monitoring (Programs → Utilities) and check the tab CPU in the first 2-3 minutes after switching on. Pay attention to processes kernel_task (if it loads the processor by more than 50%) and mdworker (indexing Spotlight).

Universal method (for all OS):

Time your loading time using a stopwatch:

• 🕒 From pressing the power button until the manufacturer's logo appears (for example, Lenovo or HP).
• ⏳ From the logo to the moment when you can enter the password.
• ⏱️ From entering your password to completely loading the desktop (when the spinning cursor disappears).

If the first stage takes more than 30 seconds, the problem is BIOS/UEFI or hard drive. If the second is in drivers or system services. If the third is in startup or viruses.

3. Autorun optimization: what can be disabled without risk

The most common reason for slow loading is programs in startup that you do not need immediately after starting. For example, Steam, Epic Games, Discord or OneDrive can add 10-20 seconds to the start time.

How to clear startup correctly:

1. Open Task Manager → Startup.
2. Disable everything except:
   • 🔒 Antivirus (for example, Kaspersky or ESET NOD32).
   • 🎮 Video card drivers (NVIDIA/AMD).
   • 🔊 Sound card utility (Realtek Audio Console).
   • 🖱️ Programs for mouse/keyboard (Logitech Options, Razer Synapse).

Exceptions: Don't disable services with names Microsoft, Intel or AMD These are system processes. Also leave the cooler management utilities enabled (for example, Lenovo Vantage or HP CoolSense), otherwise the laptop may overheat.

Delete CCleaner (he himself slows down the system)

Disable iTunes Helper (if you don't use Apple Music)

Remove Adobe Creative Cloud (run only when needed)

Deactivate Microsoft OneDrive (if you don't use the cloud)

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⚠️ Attention: If, after disabling autoboot, the laptop starts to boot even more slowly, check it for viruses. Some Trojans masquerade as legitimate processes (for example, svchost.exe) and can block changes to startup.

4. BIOS/UEFI settings that speed up booting

Many users are unaware that BIOS/UEFI can be configured to speed up the startup of the laptop. Here are the key parameters to check (the instructions are suitable for ASUS, Lenovo, HP, Acer and other brands):

How to enter BIOS/UEFI:

• For Lenovo: press F2 or Fn + F2 when turned on.
• For HP: Esc → F10.
• For ASUS: Del or F2.
• For Acer: F2.
• For Dell: F12.

Important: After changing settings BIOS/UEFI save changes (F10 → Yes) and execute full laptop reset (press the power button for 10 seconds). This will clear the cache UEFI and will apply the new settings.

5. Disk defragmentation and optimization: when it really helps

If you have installed HDD (not SSD), file fragmentation can increase download times by 30-50%. Moreover, standard defragmentation in Windows often works ineffectively. Here's what to do:

For HDD:

1. Run defragmentation with optimization:

   Win + R → dfrgui → Выбрать диск C: → Оптимизировать

   Repeat the procedure 2-3 times in a row (the first pass only “collects” the fragments, and the subsequent ones optimize their location).

2. Use third party utilities:
   • 🛠️ Defraggler (from the creators CCleaner) - allows you to defragment individual system files.
   • 🔧 Auslogics Disk Defrag - supports optimization for SSHD (hybrid drives).

Правый клик по диску C: → Свойства → Снять галочку "Разрешить индексирование..."

For SSD:

Don't defragment! This reduces the life of the drive. Instead:

1. Check if the feature is enabled TRIM:

   Win + X → Windows PowerShell (администратор) → fsutil behavior query DisableDeleteNotify

   If the result 0 — TRIM included. If 1 - run the command:

   fsutil behavior set DisableDeleteNotify 0

2. Update the firmware SSD through the manufacturer's utility (for example, Samsung Magician for Samsung SSD or Intel SSD Toolbox).

⚠️ Attention: If after defragmentation HDD The laptop began to boot even more slowly - perhaps the disk is starting to crumble. Check his health with CrystalDiskInfo (parameter Reallocated Sectors Count should not exceed 10).

6. Viruses and malware: how they affect downloads

Some viruses specifically modify system files to slow down your laptop. For example:

• 🦟 Trojans (For example, Trojan.Win32.Delf) - replace files winlogon.exe or explorer.exe, which is why the system “thinks” longer at startup.
• 🕵️ Spyware (For example, Keyloggers) - runs along with the system and loads the processor.
• ⛏️ Miners (For example, WannaMine) - use laptop resources to mine cryptocurrency, even when you are not working.

How to check a laptop for viruses if it boots slowly:

1. Boot into Safe Mode (Win + R → msconfig → Boot → Safe Mode). If loading has become faster, the software that starts in normal mode is to blame.
2. Use portable antiviruses (no installation required):
   • 🛡️ Kaspersky Virus Removal Tool
   • 🔍 Dr.Web CureIt!
   • 🦠 Malwarebytes

Win + R → taskschd.msc → Библиотека планировщика задач

If the antivirus has found threats but cannot remove them - reset Windows to factory settings (Settings → Update & Security → Recovery). This is a radical but effective way to get your download speed back.

7. Hardware problems: when is it time to take your laptop to a service center?

If all software methods have been tried, but the laptop still takes 5+ minutes to boot, the problem may be in the hardware. Here hardware faultswhich lead to slow loading:

• 💾 Faulty hard drive: If HDD begins to “crumble”, the time it takes to read system files increases significantly. Symptoms: Laptop freezes at logo Windows or makes clicking/grinding noises.
• 🔋 Battery Bloated: If the battery is swollen, it can put pressure on the motherboard, causing errors when initializing devices.
• 🔌 Faulty power supply: If the laptop boots slowly only from the battery, but quickly from the mains, the problem is in the battery or power controller.
• 🔥 Chipset overheating: If the laptop turns off or slows down 5-10 minutes after turning it on, check the temperature after HWMonitor. Normal for processor: up to 70°C at load.
• 🖥️ Problems with RAM: If one of the modules RAM is faulty, the system will repeatedly reload the memory at startup. Check RAM with the help MemTest86.

How to check the hardware status yourself:

1. Open Windows Event Log (eventvwr.msc) and look for errors with the source Disk, ACPI or Kernel-Power.
2. Test HDD/SSD with the help Victoria or CrystalDiskInfo. Options Reallocated Sectors, Pending Sectors or Uncorrectable Errors should not exceed 10.
3. Check RAM:

   Win + R → mdched.exe → Выбрать "Выполнить перезагрузку и проверку"

⚠️ Attention: If laptop Lenovo, HP or Dell older than 5 years and takes a long time to load even after reinstallation Windows - most likely the problem is in worn HDD. Replacement with SSD (For example, Crucial MX500 or Samsung 870 EVO) will speed up loading by 3-5 times.

8. Radical methods: when all else fails

If you've tried everything, but the laptop still boots like the old one Pentium 4", it's time to consider radical measures:

• 🔄 Clean Windows installation:
  1. Download Media Creation Tool from the site Microsoft.
  2. Create a bootable USB flash drive (USB 3.0 to speed up the process).
  3. When installing, select Custom installation → Format drive C:.

Войти в BIOS → Load Default Settings → Save & Exit

Last chance: If the laptop is under warranty, contact a service center. For example, at Lenovo And Dell there is a free replacement program HDD on SSD for some models (check the serial number on the manufacturer's website).

FAQ: Frequently asked questions about laptop loading slowly

Панель управления → Электропитание → Действия кнопок питания → Изменение параметров, которые сейчас недоступны → Снять галочку "Включить быстрый запуск"