In this guide, we will identify some possible causes that can result in high CPU usage of the kernel and NT systems, and then I will provide possible fixes that you can try to solve this problem.


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    Ntoskrnl.exe (short for Windows NT Operating System Kernel), also known as a kernel image, is a system application file that provides the kernel and then the Windows NT kernel runlevels and various system services such as Garden. This is the responsibility of virtualization, process management, and storage.

    Ntoskrnl.exe (short for Windows NT operating system kernel), besides the so-called kernel image, is your own system application file that provides the complete kernel and runlevels of a specific area of ​​the Windows NT kernel and is literally responsible for various system such services, like hardware virtualization, process and memory management, ie.

  • Microsoft Defender for Endpoint Plan 1
  • Microsoft Defender is compatible with Endpoint Plan 2
  • In Windows 10 model 1703 and later, Windows Defender is part of the Windows Security type app.

    Settings that were previously part of the Windows Defender client and top-level Windows settings have been merged and therefore moved to a new app that can be set by default as a feature of Windows 10 version 1703.

    For more information about other Windows security features that you can monitor in the smartphone app, see the Windows security article.

    The Windows Security app is the user interface for Windows 10 version 1703 and later. This is not the Microsoft 365 Defender web portal used to view and maintain Microsoft Defender for Endpoint.

    Check Your Antivirus And Threat Protection Settings In The Windows Security App

    1. The system process mainly contains kernel and driver drivers as well as system threads and is one of the most important Windows processes. Don’t try to end the process or remove the device.

      Open the Windows Security smartphone app by clicking the shield icon in the Windows Security taskbar or Start menu.

    2. Select each Virus & threat protection level tile (or the shield icon in the left pane).

    In nextThe following sections describe how to perform some of the many common tasks when viewing or discussing threat protection, which is primarily provided by Microsoft Defender Antivirus in this Windows security app.

    Run A Scan With Someone’s Windows

    Deactivate the component and check for “system interrupts” through the task manager. A power failure (or laptop battery) can cause a processor spike due to “system interrupts,” like a hard drive failure. You have the option to check your hard drives with the built-in Windows Disk Checker and S.M.A.R.T. from a third party provider. Resource.

    1. nt kernel & system high cpu vista

      Open Windows by searching for “Security” in the startup selection window and then using “Windows Security”.

    2. Select the Virus & Threat Protection tile (or the shield icon on the left menu bar).

    3. Choose Quick Shot. Or, for a full scan, select “Scan Options” and then give preference to an option such as “Full Scan”.

    Check The Security Intelligence Update Version And Download The Latest Windows Security Application Updates

    1. Open the Windows Security app by searching for “Security” in the “Select Startup” window and then “Buy Windows Security”.

    2. Select the Virus & Threat Stability tile (or the shield icon above the left menu bar).

    3. In most cases, a 100% CPU freeze is due to a hardware failure, and in most of these cases, replacing the faulty hardware can fix the problem. There are also all other likely causes such as outdated drivers, malware, and even tools that can cause a system crash with high CPU usage on your PC.

      Select Virus and threat protection updates. The currently created version is displayed with some information about when it was originally loaded. You can check your current rrn objection against the latest version available for downloading the tutorial, or view the changelog for that version. See Possible security updates for Microsoft Defender Antivirus and/or other Microsoft antivirus software.

    4. Select Check for messages to download new protection updates (if available).

    Make Sure Microsoft Defender Antivirus Is Enabled In The Windows App

    1. Open the Windows Security application and also search for “Security” in the Start menu, then select “Windows Security”.

    2. Select the Virus & Threat Protection floor tile (or the shield icon on the left side of the map).

    3. Select the possible threat and protection options.

    4. Enable real-time protection. you

      Once the Services window opens, you will see a list of all available services. Find the Superfetch service, but also double-click it to open its properties. With the Properties window open, set the Startup Type to Disabled. Now click the Stop button to stop the service.


      If real-time protection is enabled, it will automatically re-enable after a short delay bridles. This almost certainly ensures that you are protected from malware and threats.When you install another antivirus product, Microsoft Defender Antivirus is automatically disabled and appears as such in the Windows security requirements. An option will appear that will allow you to enable limited intermittent scanning.

    Add Exclusions For Microsoft Defender In Windows Security Antivirus

    1. Open the new Windows security application by searching for “Security” in the Start menu and selecting “Windows Security”.

    2. Select the “Virus & threat protection” tile (or the “As is” icon in the menu, which turns into a bar).

    3. nt kernel & system high cpu vista

      Under Virus & threat settings, set protection to Manage settings.

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      In the “Select exclusions” section, you can add or even remove exclusions.

    5. Click “More Known” (+) to select the type and location for each exception.

    Exception type Defined What’s going on
    file Location
    Example: c:samplesample.test
    Microsoft Antivirus Defender will ignore the qualified file.
    folder Location
    Example: c:testsample
    All items in the specified folder will be ignored by Microsoft Defender Antivirus.
    File type File extension
    Example: .test
    All information files with .test extension in the world that are ignored on your device are in fact Microsoft Defender Antivirus.
    Process Gateway executable
    Example: c:testprocess.exe
    A particular process and any folders it has open are usually ignored by Microsoft Defender Antivirus. And

  • Configure scan exclusions based on launch extension and folder location
  • Set up exclusions for restoring files opened by processes
  • Check The History Of Windows Defender Threat Sensors Related To Your Cloud App

    1. Open the Windows Security smartphone app by searching for “B Security” from the Start menu and selecting “Windows Security”.

    2. Select the bottom Virus & threat protection tile (or the shield icon on the left menu bar).

    3. Select a protection history. The list contains all the most recent items.

    Set Ransomware Protection And Recovery Options

    1. Open Windows Per-App Security, search for Startup Plan Security, and then search for Windows Security.

    2. Select the Virus & Threat Prevention tile (or the shield icon on the left menu bar).

    3. Sign in at Ransomware Protection, Manage Ransomware Protection.

    4. To change your Controlled Folder access settings, see Securing your sensitive folders with Controlled Folders.

    5. To set up your ransomware recovery options, select “Set up” under Ransomware Recovery and follow the instructions to link and/or set up your OneDrive account so you can easily recover from ransomware attacks.

    See See Also

  • Microsoftt Defender Minutes Antivirus
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  • Disabling Windows Security for iPhone will not disable Microsoft Defender Antivirus or

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