Error 0x0000007B (INACCESSABLE_BOOT_DEVICE) at computer startup indicates that Windows cannot access the boot drive because a required driver is missing or the disk is corrupt.
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.
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.
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
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
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.
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.
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
- PowerShellWindows 10Windows 11Windows Server 2019
View Success and Failed Local Logon Attempts on Windows
May 2, 2023When investigating various incidents, an administrator needs to know who logged on to a particular Windows computer and when. You can get a history of user logons in a domain…
- Azure and Microsoft 365Windows 10Windows 11
Fix: “Something Went Wrong” Error When Installing Teams
March 13, 2024Microsoft recently released a new WebView2-based version of MS Teams for Windows. The switch from the Electron engine to WebView2 runtime has significantly improved the performance of Teams (almost doubled)…
- PowerShellWindows 10Windows 11Windows Server 2019
Querying Windows Event Logs with PowerShell
May 2, 2023The Windows Event Log is an important tool for administrators to track errors, warnings, and other information reports that are logged by the operating system, its components, or programs. You…
- Active DirectoryGroup PoliciesWindows 10Windows 11Windows Server 2019Windows Server 2022
Configure Windows LAPS (Local Administrator Passwords Solution) in AD
March 15, 2024Windows LAPS (Local Administrator Password Solution) allows you to centrally manage the passwords for the local administrators on the computers in your AD domain. The current local administrator password is…
NFS storage can be used in VMware infrastructure to store virtual machine files, disk images, and other files. In this post, we’ll look at how to unmount an NFS datastore…
- Windows 10Windows 11Windows Server 2019Windows Server 2022
How to Integrate Security Updates into Windows Image (ISO/WIM)
June 8, 2023In order to ensure that the Windows image that you deploy to computers in your network always has the latest security updates, you can add new update packages to your…
- PowerShellWindows Server 2016Windows Server 2019
Configuring DNS Conditional Forwarding and DNS Policies on Windows Server
April 17, 2023In this article, we will look at two ways to organize conditional name resolution in a DNS server on Windows Server 2016/2019/2022: DNS Conditional Forwarding and DNS Policies. These technologies…
- PowerShellWindows 10Windows Server 2019
Running Simple HTTP Web Server Using PowerShell
April 14, 2023For testing purposes or as a simple stub at the service deployment stage, I regularly need to run a simple web server on Windows. To avoid a full-featured IIS installation,…
In this article, we will show how to create a Wi-Fi access point (Software AP) on any computer or laptop running Linux and equipped with a wireless adapter. You can…