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  1. Enable Virtualization on Windows - Microsoft Support

    Oct 14, 2025 · Virtualization lets your Windows device emulate a different operating system, like Android or Linux. Enabling virtualization gives you access to a larger library of apps to use and …

  2. Virtualization-based security in Windows 10 on ARM

    Virtualization-based security uses the Windows hypervisor to create isolated regions of memory from the standard operating systems. Windows can use this security feature to host security …

  3. Updating to Windows 10, version 2004 on devices with Hypervisor

    Updating to Windows 10, version 2004 on devices with Hypervisor-protected code integrity (HVCI) enabled

  4. KB5020779—The vulnerable driver blocklist after the October 2022 ...

    The blocklist is enabled on systems that enable Hypervisor-protected Code Integrity (HVCI) or run Windows in S Mode. Starting with Windows 11, version 22H2, the blocklist is also enabled by …

  5. Connected Standby is not available when the Hyper-V role is …

    The ability to quickly toggle between having the hypervisor turned on and off is achievable through adding an additional boot entry. To do this, follow these steps:

  6. Device Security in the Windows Security App - Microsoft Support

    Memory integrity, also known as Hypervisor-protected Code Integrity (HVCI) is a Windows security feature that makes it difficult for malicious programs to use low-level drivers to hijack …

  7. KB5007125: Compatibility hold when you upgrade to Windows …

    To mitigate the safeguard, you have to remove Hyper-V or Windows Hypervisor temporarily until this issue is fixed with an update Oracle plans to release in October 2021.

  8. Loss of consistency with IDE-attached virtual hard disks when a …

    Aug 6, 2013 · Symptoms If a Windows Server 2012 or Windows Server 2008 R2-based Hyper-V host experiences an unplanned restart, and if volumes on virtual hard disks connected to a …

  9. How to manage the Windows Boot Manager revocations for …

    May 9, 2023 · This can be done by accessing the device physically or remotely, such as by using a hypervisor to access VMs/cloud. An attacker will commonly use this vulnerability to continue …

  10. Welcome To Windows - support.microsoft.com

    Welcome to Windows 11! Learn about new features, upgrade FAQs, device lifecycles, and support options.

  11. July 11, 2023—KB5028171 (OS Build 20348.1850) - Microsoft …

    Sep 14, 2021 · This occurs when HyperVisor-protected Code Integrity (HVCI) is enabled. This update addresses an issue that affects …