To perform some actions in Windows, it’s not enough to have administrator privileges. For example, you cannot replace or delete system files and some registry…
(User Account Control) is an important component of the Windows security. When you run any application or process that requires administrator privileges, trying to change system…
Using Group Policies, you can automatically copy specific files or folders to all domain computers. You can place files to the Desktop, a user profile folder…
Using local accounts (including the local administrator) to access another computer over network in Active Directory environments is not recommended on a number of reasons.…
When replacing a motherboard or a network card, during a P2V or cold migration of virtual machines between hypervisors/sites, or when configuring multiple VLANs on a…
In this post we will show how to configure a tagged VLAN interface on Windows 10 and Windows Server 2016 (2019/2012R2). The VLAN (Virtual LAN) standard is described in IEEE…
During a clean OS install, Windows Installer creates a special System Reserved Partition (SRP) on the MBR disk partition table. This is a hidden partition with the…
In Windows Server 2016/2019 and Windows 10 (starting with build 1709), the Server Message Block 1.0 (SMBv1) network protocol used to access shared folders is…
In this post we will learn how to repair Windows bootloader on a modern computer that uses UEFI instead of BIOS and GPT disk partition table (instead of MBR). The…
The network connection between your computer and the VPN server could not be established because the remote server is not responding. This could be because…
In this post we’ll show you how to remove Microsoft Store provisioned apps, features (capabilities), and unused Windows editions from a Windows 10 installation image…
Windows Recovery Environment (WinRE) is the minimal OS based on Windows Preinstallation Environment (WinPE) which includes a number of tools to repair, reset and diagnose Windows. If the…
The built-in SSH client appeared in Windows 10 and Windows Server 2019. Ssh.exe can be used to securely connect to Linux/UNIX servers, VMWare ESXi hosts and other devices instead…
CHKDSK.exe (check disk) is a classical built-in Windows tool for checking hard drives for errors. The chkdsk allows you to check your disk and file system…
In Windows 10 1903/1909 I have found several strange bugs related to configured VPN connections. The first problem: when trying to connect to a remote…
When connecting a new USB device to the computer, Windows automatically detects the device and installs an appropriate driver. As a result, the user can…
You can configure network ports forwarding in all Windows versions without using third-party tools. Using a port forwarding rule, you can redirect an incoming TCP connection (IPv4…
Windows file server administrators often have to force close the shared files that are open simultaneously by multiple users. This usually happens if the desktop…
In all supported Windows versions it is possible to run applications on behalf of another user (Run As) in the current session. This allows you to run…
In this post I will configure SSH authentication with RSA keys on Windows to securely access remote servers/computers. I’ll show how to generate RSA keys…
The Shutdown.exe is a built-in Windows command line tool that allows you to reboot, shutdown, put your computer to sleep, hibernate or end a user session. In…
By default normal users cannot manage Windows services. This means that users cannot stop, start, restart, or change the settings/permissions of Windows services. In some…
I have at time noticed some strange things when trying to access SYSVOL and NETLOGON folders in the domain from Windows 10/Windows Server 2016. When I tried to access…
The built-in Windows Remote Desktop Connection (RDP) client (mstsc.exe) saves the remote computer name (or IP address) and the username that is used to login…
The setup.exe installer in a Windows 10 install image has quite a large number of the command-line parameters that administrators may be interested in to automate and…
I had an idea to write a simple PowerShell script to automatically block (blacklist) IP addresses, on which RDP brute-force attempts or continuous RDP attacks…
If you are against of installing Windows updates automatically and disable Windows Update service (wuauserv) completely, then you have to download and install the latest…
Quite a number of applications on Windows Server and Windows 10 require .NET Framework 3.5 (in spite of .NET Framework 4.6 is installed by default). For…
My colleagues work computer running Windows 10 began to lose Internet access from time to time (once in 2-3 days with the Limited connection status in the…
The Disk Cleanup tool allows the administrator to quickly clean up the Windows Server system drive by deleting unnecessary and temporary files, including cleaning the WinSxS directory from files…
I received several emails from readers asking me to help solve the problem of displaying computers in a network environment on the latest Windows 10 builds. Indeed,…
You can use the SFC (System File Checker) and DISM (Deployment Image Servicing and Management) commands to check and repair the integrity of system files and components of your…
IPerf is an open-source tool designed to test network bandwidth between two network nodes. The iPerf allows to generate TCP and UDP traffic/load between two hosts.…
The DNS servers and suffixes configured for VPN connections are used in Windows 10 to resolve names using DNS in the Force Tunneling mode (“Use default gateway…
I faced an error code 0x80073712 when trying to install security updates on Windows Server 2016. As I found later, this error was related to the damaged…
Windows has many tools for diagnosing problems in TCP/IP networks (ping, telnet, pathping, etc.). But not all of them allow you to conveniently check the status or…
Full multiple partitions support for any USB storage device has appeared in Windows 10 starting with build 1703 (Creators Update). Now, a Windows 10 user…
The Boot Manager in the modern Windows versions uses the BCD (Boot Configuration Data) file to boot the operating system installed on the computer. This file contains…
In all Windows operation systems the default port assigned to RDP (Remote Desktop Protocol) is TCP 3389. If your computer is connected to the Internet directly (e. g., a…
The built-in Windows Remote Desktop client (mstsc.exe) allows you to save the username and password used to connect to the remote computer. Using a saved…
You can use the official OpenSSH package for Windows to easily organize a secure file transfer between the client and Windows server using the SFTP (Secure FTP)…
In this article, we will show how to selectively disable UAC for a specific application without disabling User Account Control service completely. Consider several ways…
Historically, the WindowsUpdate.log plain text file has been used to analyze the operation of the Windows Update agent and service. However, the Windows Update logs in Windows…
Starting from Windows 10 1809, Microsoft has changed the way to install the Remote Server Administration Tools (RSAT) package in desktop OSs. Previously, after each…
After installing the Windows security updates that issued after May 2018, you may face the CredSSP encryption oracle remediation error during RDP connection to the remote Windows…
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