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Windows OS Hub

  • Windows
    • Windows 11
    • Windows 10
    • Windows Server 2025
    • Windows Server 2022
    • Windows Server 2019
    • Windows Server 2016
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    • Group Policies (GPOs)
    • Exchange Server
    • Azure and Microsoft 365
    • Microsoft Office
  • Virtualization
    • VMware
    • Hyper-V
    • Proxmox
  • PowerShell
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Windows Server: Administration Guides

Step-by-step tutorials and comprehensive courses covering Windows Server installation, configuration, administration, and management. Learn to deploy server roles, manage Active Directory, configure networking, automate tasks with PowerShell, and implement security best practices for Windows Server 2012, 2016, 2019, and 2022 editions. Ideal for beginners and IT professionals seeking practical, hands-on knowledge to master Windows Server environments.

How to Restore Deleted EFI System Partition in...

July 21, 2026

How to Install RSAT (Remote Server Administration Tools)...

March 24, 2026

Fix: Remote Desktop Licensing Mode is not Configured

August 24, 2023

Managing Windows Firewall Rules with PowerShell

March 11, 2024

How to Convert (Upgrade) Windows Server Evaluation to...

March 15, 2024

How to Delete Old User Profiles in Windows

March 15, 2024

How to Enable Wireless Network (Wi-Fi) on Windows...

March 16, 2026

Using DISM and SFC to Check and Repair...

August 24, 2026

Install and Manage Windows Updates with PowerShell (PSWindowsUpdate)

March 17, 2024

Start Menu or Taskbar Search Not Working in...

April 24, 2026

Windows 10 and 11 Tutorials for System Administrators

Guides and technical tutorials for system administrators, focusing on the configuration, deployment, and management of Windows 10 and Windows 11 desktop operating systems. Step-by-step instructions on installation, deployment, policy configuration, security hardening, and administrative tools to optimize Windows enterprise environments.

How to Repair EFI/GPT Bootloader on Windows 10...

March 16, 2024

How to Restore Deleted EFI System Partition in...

July 21, 2026

How to Allow Multiple RDP Sessions on Windows...

April 28, 2026

How to Run Program without Admin Privileges and...

June 8, 2023

How to Install RSAT (Remote Server Administration Tools)...

March 24, 2026

Wi-Fi (Internet) Disconnects After Sleep or Hibernation on...

March 15, 2024

How to Repair Windows Boot Manager, BCD and...

March 11, 2024

PowerShell: Get Folder Size on Windows

August 21, 2026

Fix: The Computer Restarted Unexpectedly or Encountered an...

May 16, 2024

How to Download Offline Installer (APPX/MSIX) for Microsoft...

February 20, 2026

Group Policy (GPO) Guides for Admins

Clear, concise tutorials on creating and managing Group Policy Objects to control user and computer settings, enforce security, and streamline network administration in Active Directory environments.

  • Configuring Firewall Rules With Group Policy
  • How to Copy Files or Folders to All Computers with GPO
  • Updating Group Policy Administrative Templates (ADMX) Files
  • Active Directory Password Policy
  • Applying Group Policy troubleshooting guidance
  • Deploying printers via GPO
  • Running PowerShell scripts using Group Policy
  • Local Groups Policies export and import on Windows

Refresh AD Groups Membership without Reboot/Logoff

March 15, 2024

Fix: Remote Desktop Licensing Mode is not Configured

August 24, 2023

How to Find the Source of Account Lockouts...

March 12, 2024

How to Delete Old User Profiles in Windows

March 15, 2024

Allow Non-admin Users RDP Access to Windows Server

March 16, 2024

How to Refresh (Update) Group Policy Settings on...

March 24, 2026
enterprise

Active Directory: Setup, Configuration, and Best Practices

Step-by-step tutorials and comprehensive resources for installing, configuring, and managing Active Directory Domain Services (AD DS). Learn how to set up domain controllers, design forest and domain structures, create users and groups, and implement security best practices.

  • Updating AD Group Membership Without Restart or Logoff
  • How to Detect the Source of Account Lockout in Active Directory
  • Adding an Additional Domain Controller To an Existing AD Domain
  • Active Directory Health Check
  • Get-ADDomainController: How to Get Domain Controller Information with Powershell
  • How to Transfer os Seize FSMO Roles in Active Directory
  • Active Directory Backup Best Practices
  • How to Reset Domain Admin Password in Active Directory
  • Fix Trust Relationship Failed Issue without Domain Rejoining
  • How to Extend Password Expire Date in Active Directory
  • How to Find Inactive Accounts in Active Directory

Refresh AD Groups Membership without Reboot/Logoff

March 15, 2024

How to Find the Source of Account Lockouts...

March 12, 2024

Allow Non-admin Users RDP Access to Windows Server

March 16, 2024

Extend an Expired User Password in Active Directory

December 23, 2024

Unable to Access SYSVOL and NETLOGON folders from...

May 10, 2023

How to Refresh (Update) Group Policy Settings on...

March 24, 2026

Enterprise Virtualization Platforms

Expert guides and tutorials for system administrators on VMware, Hyper-V, and Proxmox virtualization. Covering installation, configuration, management, and optimization to build robust and scalable virtual environments.

How to Enable and Configure Hyper-V Remote Management

June 8, 2023

How to Assign (Passthrough) a Physical GPU to...

June 11, 2024

How to Install and Configure Free Hyper-V Server...

March 16, 2024

Poor Network Performance on Hyper-V VMs in Windows...

February 20, 2023

USB Device Passthrough (Redirect) to Hyper-V Virtual Machine

March 15, 2024

Enable Hyper-V on Windows 10/11 Pro and Home...

February 19, 2026

PowerShell Scripting Tutorials

Practical guides to automate and manage a wide range of IT tasks using PowerShell. Learn how to streamline system administration, Active Directory, network configuration, software deployment, Microsoft 365 management, and more through powerful scripting and cmdlets.

How to Install RSAT (Remote Server Administration Tools)...

March 24, 2026

Wi-Fi (Internet) Disconnects After Sleep or Hibernation on...

March 15, 2024

Fix: Remote Desktop Licensing Mode is not Configured

August 24, 2023

PowerShell: Get Folder Size on Windows

August 21, 2026

How to Download Offline Installer (APPX/MSIX) for Microsoft...

February 20, 2026

Managing Windows Firewall Rules with PowerShell

March 11, 2024

How to Find the Source of Account Lockouts...

March 12, 2024

Protecting Remote Desktop (RDP) Host from Brute Force...

February 5, 2024

How to Delete Old User Profiles in Windows

March 15, 2024

How to Enable Wireless Network (Wi-Fi) on Windows...

March 16, 2026

VMware:Install and Configure Guides

Detailed walkthroughs for installing VMware ESXi, vCenter Server, and VMware Workstation Player, including configuration of virtual machines, network settings, and storage options to optimize your virtual infrastructure.

  • VMware ESXi: Create VMFS Datastore on USB Drives
  • Configuring iSCSI Datastore on VMware ESXi
  • Add Drivers into VMWare ESXi Installation Image
  • Adding Sound Controller to a VMWare VM
  • Using Free VMware vSphere Hypervisor
  • Adding an ESXi host to the VMware vCenter (vCSA)
  • Reset VMware ESXi root password
  • Disable the Virtual Machine Auto Suspend Feature in VMware Workstation/Player

Configuring iSCSI Datastore (LUN) on VMware ESXi

March 15, 2024

Adding Drivers into VMWare ESXi Installation Image

March 13, 2024

Adding a Sound Card to a Virtual Machine...

March 15, 2024

Adding External USB Storage Drive to VMware ESXi

December 18, 2024

How to Fix ‘An Operating System Wasn’t Found’...

August 24, 2023

Match Windows Disks to VMWare VMDK Files

March 12, 2024
    LinuxWindows 10Windows 11Windows Server 2019

    Fixing ‘The Network Path Was Not Found’ 0x80070035 Error Code on Windows

    In some cases, you may receive the error ‘Windows cannot access sharename. The network path was not found. Error code: 0x80070035‘ when you try to open a shared network folder on a Windows computer, Samba share, or NAS device. In this article, we’ll look at how to fix this shared folder error on Windows 10 and 11.

    Continue Reading
    August 31, 2023 47 comments
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  • Azure and Microsoft 365PowerShell

    Disable Welcome Message for Microsoft 365 Groups

    March 17, 2024

    When a new user is added to a Microsoft 365 universal group, they automatically receive a standard welcome e-mail message with the following subject: You’ve joined the <M365_Group_Name> group Welcome…

  • Group PoliciesPowerShellWindows Server 2016Windows Server 2019Windows Server 2022

    Fix: Remote Desktop Licensing Mode is not Configured

    August 24, 2023

    When configuring a new RDS farm node on Windows Server 2022/2019/2016/2012 R2, you may see the following tray warning pop-up: Licensing mode for the Remote Desktop Session Host is not…

  • Windows 10Windows 11Windows Server 2019

    Allow Anonymous Access to Shared Folder or Printer on Windows

    April 10, 2024

    This article shows how to allow anonymous access to shared network folders and printers on a computer in a workgroup or Active Directory domain. Anonymous access to a remote computer…

  • Linux

    Monitoring Domain Name Expiration Date with Zabbix

    August 14, 2023

    This article gives a detailed overview of how to configure the monitoring of your domain names’ expiration dates in Zabbix. This will prevent you from missing the renewal and expiration…

  • PowerShellWindows 10Windows 11Windows Server 2016Windows Server 2019

    Extending a Disk Volume (Partition) in Windows

    August 10, 2023

    Modern versions of Windows and Windows Server allow you to increase the size of any disk volume (partition) at the expense of unused (unallocated) disk space without shutting down the…

  • Windows 10Windows 11Windows Server 2019

    How to Find Driver for Unknown Device in Windows

    January 13, 2025

    After a clean installation or reinstalling Windows, many unknown devices may appear in Device Manager. This article explains how to identify unknown devices in Windows, find the latest up-to-date drivers,…

  • Active DirectoryGroup PoliciesWindows 10Windows Server 2019

    Refresh AD Groups Membership without Reboot/Logoff

    March 15, 2024

    After you add a computer or a user account to an Active Directory security group, the new access permissions or the new GPOs are not applied immediately. To update the…

  • VMwareWindows 10Windows 11Windows Server 2019

    How to Fix ‘An Operating System Wasn’t Found’ Error on Windows

    August 24, 2023

    The ‘Operating system not found‘ or ‘Missing operating system‘ message at the computer boot means that there is no operating system bootloader on the current drive/media. As a result, your…

  • LinuxWindows 10Windows 11

    Configure Remote SSH Connections in Visual Studio Code

    March 15, 2024

    Visual Studio Code is a very feature-rich and versatile text editor that can benefit both developers and system administrators. You can use VS Code to edit your PowerShell scripts, configuration…

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