How to turn on remote PC with Wake-on-LAN
This article explains how to remotely power on computers in a local network using Wake-on-LAN (WOL) technology. This is a convenient solution for system administrators who need to…
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Windows Server: “The system administrator has set policies to prevent this installation” Error
This article explains how to resolve the error encountered during Windows Server installation: “The system administrator has set policies to prevent this installation”. You can purchase original Windows…
RDP Session Termination Script
When administering terminal servers running Windows, it is often necessary to terminate a local user’s session on a remote terminal server. Using standard methods, such as connecting to…
How to Clear COM Ports in Windows
This article explains how to clear occupied COM ports in Windows and free up reserved ports for newly connected devices. When you connect a new COM or certain…
RDP: An Authentication Error Has Occurred. The Function Is Not Supported.
This article explains how to resolve an authentication error when connecting to a Remote Desktop via RDP, which occurs when using a vulnerable version of the CredSSP protocol.…
Windows 11 product keys
Microsoft 365 product keys
Windows 10 product keys
Office 2021 product keys
How to Enable TLS 1.2 in Windows 7
This article explains how to enable the Transport Layer Security (TLS 1.2) protocol in various versions of Windows, including support for .NET and WinHTTP applications. Since TLS 1.0…
Windows 11 explorer.exe keeps crashing and restarting
After updating Windows 11 or 10, installing applications, or performing other actions, some users may encounter an issue where the desktop and its associated process, explorer.exe (Windows Explorer),…
WinfrGUI Free Windows File Recovery Utility
Microsoft offers a free data recovery tool called Windows File Recovery, which is highly effective and performs comparably to many alternatives but has one drawback—it operates solely through…
No Logon Servers Available to Service the Logon Request
When logging into a Windows computer in an Active Directory domain, a user may encounter the following error: There are currently no logon servers available to service the…
Managing Passwords in Azure Active Directory
The Azure Active Directory (Azure AD) password policy defines requirements for user passwords in a tenant, including password complexity, length, expiration settings, account lockout policies, and other parameters.…
Office 2024 product keys
Windows Server 2025
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Office 2024 product keys
Windows 11 Compatibility Check with PowerShell
This article explains how to check your computers’ compatibility with Windows 11 using PowerShell. We will use Microsoft’s official HardwareReadiness.ps1 script, available for download at: https://aka.ms/HWReadinessScript. You can…
How To Extend Active Directory User Password
This article explains how to extend the password expiry period in Active Directory (AD). By default, Active Directory enforces a password policy that sets a maximum password age…