A user reported a missing Mail app icon in the Control Panel on a computer running Windows 10 1903. Office 365 is installed on the computer, and…
CoreySeptember 14, 2020
The first thing an administrator can come across when deploying Office 2019 in an enterprise environment is that now you cannot download an Office 2019 installation ISO…
CoreySeptember 7, 2020
In this post we’ll consider how to find domain controllers with FSMO roles in Active Directory, how to transfer one or more FSMO roles to…
CoreySeptember 2, 2020
In one of the previous posts we showed how to use the Set-ADComputer cmdlet in a GPO logon script to save the current logged in user info to the…
CoreyAugust 31, 2020
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…
CoreyAugust 26, 2020
The Set-ADComputer cmdlet allows you to change the attributes of a computer account object in Active Directory. In this post, we’ll show how to add current logged-in…
CoreyAugust 24, 2020
I came across an interesting issue when trying to install Linux CentOS on a virtual machine running on a Hyper-V server (the type of the…
CoreyAugust 19, 2020
In this post we'll review some ways to block access to the specific websites, domain names, URLs or IP addresses in Windows without using third-party…
CoreyAugust 17, 2020
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,…
CoreyAugust 12, 2020
Once I saw that one of my test virtual machines was running out of free space on system drive C:. I increased the disk size…
CoreyAugust 10, 2020
The Active Directory for Windows PowerShell module is one of the main tools to administer domain, manage objects in Active Directory and get different information about AD…
CoreyAugust 5, 2020
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…
CoreyAugust 3, 2020
Search in Windows 10 is used more often than in previous Windows version. You can use Windows search to find an app, file, setting item,…
CoreyJuly 29, 2020
The monitoring system on one of my servers running Windows Server 2016 started sending multiple messages of the Volume Shadow Copy Service error with the…
CoreyJuly 27, 2020
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.…
CoreyJuly 22, 2020
When creating new user accounts in Active Directory, an administrator sets a unique initial password for each account and tells it to a user (usually…
CoreyJuly 20, 2020
Quite often users ask: “Will I be able to re-activate my Windows 10 if I change hardware configuration of my computer (replace a motherboard, an…
CoreyJuly 15, 2020
If you can access the Internet from your computer only via a proxy server, then by default you won’t be able to access external web…
CoreyJuly 13, 2020
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…
CoreyJuly 8, 2020
Suppose you want to use the Firefox browser to open .HTML files on all domain computers (you want to associate this file extension with the app). To…
CoreyJuly 6, 2020
In order to manage access to files or folders in Windows, a special ACL (Access Control List) is assigned to an NTFS file system object…
CoreyJuly 1, 2020
If your virtual machine running on Hyper-V is stuck for some reason, stopped responding and doesn’t start/stop/reset after clicking the corresponding buttons in the Hyper-V…
CoreyJune 29, 2020
If you need to run a PowerShell script with the administrator privileges, you can check if the current powershell.exe process has the elevated permissions right…
CoreyJune 24, 2020
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…
CoreyJune 22, 2020
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…
CoreyJune 17, 2020
In this post I'll try to describe the main reasons why Outlook 2019/2016/2013/2010 does not display images in the email body and ways of solving…
CoreyJune 15, 2020
In this post, we will show you how to install and bind a free TLS/SSL Let’s Encrypt certificate for a site on the IIS web…
CoreyJune 10, 2020
You can use PowerShell to view or change BIOS settings on your computer running Windows. Let’s review some examples you can use to get or…
CoreyJune 8, 2020
In this post we will look on how to manage non-admin user permissions to restart or shutdown of Windows computers or servers. By default, non-privileged…
CoreyJune 3, 2020
It is very convenient to use the special PSWindowsUpdate module for PowerShell to manage Windows updates from the command line interface. The PSWindowsUpdate is not integrated into…
CoreyJune 1, 2020
Many users note that when viewing any image in the new built-in Photos app in Windows 10, it takes a long time to open. The delay when…
CoreyMay 27, 2020
You can use the Get-MessageTrackingLog cmdlet in the Exchange Management Shell to analyze mail flow, message forensics and to get different information about messages sent or received…
CoreyMay 25, 2020
If you cannot open/map network shared folders on your NAS, Samba Linux server, computers with old Windows versions (Windows 7/XP/Server 2003) from Windows 10, most…
CoreyMay 20, 2020
In some cases Windows 10, 8.1 and 7 may recognize an internal SSD or SATA drive as a removable device (media). Consequently, the safe removal…
CoreyMay 18, 2020
In the VMWare vSphere Client interface you can search virtual machines by their names only. But in some cases it is necessary to find the…
CoreyMay 13, 2020
On a server running Windows Server 2016, an additional disk (not a system one) connected as a SAN LUN over FC may go offline after…
CoreyMay 11, 2020
In this post, we will cover the concept of a network profile in Windows, consider what types of network profiles there are, what they are…
CoreyMay 6, 2020
A quite interesting feature, Storage Replica (SR), appeared in Windows Server 2016 that allows you to replicate the local disk volume to a remote server for disaster…
CoreyMay 4, 2020
Any PowerShell script can be transformed to a real Windows service that runs in the background and starts automatically during your server boot. You can create…
CoreyApril 29, 2020
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…
CoreyApril 27, 2020
I faced a strange problem when trying to upload any file (ISO, vmdk, OVA/OVF, etc.) to a VMFS Datastore in VMware vSphere (6.7). When I…
CoreyApril 22, 2020
On Windows workstations and servers, especially on RDS (Remote Desktop Services) servers, there is a regular need to remove old (unused) user profiles from C:\Users.…
CoreyApril 20, 2020
Get-ADUser is one of the basic PowerShell cmdlets that can be used to get information about Active Directory domain users and their properties. You can use…
CoreyApril 15, 2020
Currently, a large number of programs for recovering deleted files and partitions on a hard disk or USB drive are available. All these programs are…
CoreyApril 13, 2020
In this post I'm going to explain what is Windows 10 LTSC Enterprise; when it is better to use this edition; in what way it differs…
CoreyApril 8, 2020
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…
CoreyApril 6, 2020
In a Active Directory domain, you can centrally manage and customize Start Menu and Taskbar Layout on Windows 10 users’ computers using Group Policy. This…
CoreyApril 1, 2020
Let’s look at how to automatically install and connect printers to specific users, computers and groups in an Active Directory domain using Group Policy (GPO).…
CoreyMarch 30, 2020
When you install VMware ESXi to an SD card or USB stick (or when using Boot from SAN), the yellow exclamation mark icon is displayed…
CoreyMarch 25, 2020
One of the main metrics, which allows to estimate the performance of the existing or designed storage system is IOPS (Input/Output Operations Per Second). In simple terms, IOPS is…
CoreyMarch 23, 2020
If you can access the Internet from your computer only via a proxy server, then by default you won’t be able to access external web…
CoreyMarch 18, 2020
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…
CoreyMarch 16, 2020
After upgrading the Windows 10 build to 1803 or higher (1809, 1903, 1909), some users noticed that they could no longer connect to shared network…
CoreyMarch 11, 2020
By default, when a user tries to access a network shared folder on a server joined to the Active Directory domain from a workgroup computer,…
CoreyMarch 9, 2020
When managing user access permissions to various resources in an Active Directory domain, an administrator may have to create dynamic AD user groups. Dynamic groups make…
CoreyMarch 4, 2020
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…
CoreyMarch 2, 2020
Like in earlier Office versions, when installing Office 2019/2016 or Office 365, a user is offered to try the product for free during 30 days.…
CoreyFebruary 28, 2020
In this post I will cover typical reasons why a Group Policy object (GPO) may not be applied to an organizational unit (OU), specific computer…
CoreyFebruary 26, 2020
Sometimes I see that a certain virtual machine on the VMWare ESXi host freezes and it’s impossible to turn off or restart it from vSphere…
CoreyFebruary 24, 2020
You can use PowerShell to generate QR codes to share with your friends or colleagues. Let’s consider an example of using QRCodeGenerator PowerShell module to generate a …
CoreyFebruary 21, 2020
In this article we’ll cover the Chrome Group Policy administrative templates (admx), provided by Google, that allow you to centrally manage browser settings in an…
CoreyFebruary 19, 2020
I have noticed a strange thing where by my laptop loses Internet connection over a Wi-Fi adapter after waking up from sleep or hibernation. In…
CoreyFebruary 17, 2020
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)…
CoreyFebruary 14, 2020
I came across an interesting error when installing MS SQL Server 2014 on a new VM running Windows Server 2012 R2. SQL Server setup was…
CoreyFebruary 12, 2020
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…
CoreyFebruary 10, 2020
One of the main tasks of a WSUS administrator (Windows Server Update Services) is to manage approval of updates to be installed on Windows computers…
CoreyFebruary 7, 2020
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…
CoreyFebruary 5, 2020
NTLM (NT LAN Manager) has been used as the basic Microsoft authentication protocol for quite a long time: since Windows NT. Although Microsoft introduced a more…
CoreyFebruary 3, 2020
During the migration of virtual machines files from an old HP MSA 2000 storage to a new storage system Dell EMC Unity (both connected to…
CoreyJanuary 31, 2020
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…
CoreyJanuary 29, 2020
When installing NET Framework 4.7.2 using online and offline installers on Windows Server 2012 R2, I came across the error: 0x80092004 — Cannot find object or property. At…
CoreyJanuary 27, 2020
In this article, we’ll consider the installation, configuration, and activation of Remote Desktop Licensing role on Windows Server 2019/2016, as well as the installation and activation of…
CoreyJanuary 24, 2020
To centrally manage the settings of Microsoft Office programs (Word, Excel. Outlook, Visio, PowerPoint, etc.) in a ActiveDirectory domain using Group Policies, there are special Office…
CoreyJanuary 22, 2020
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…
CoreyJanuary 20, 2020
When deploying new ESXi hosts on HPE ProLiant BL660c Gen9 servers in the HP BLc7000 enclosure, I came across a very strange problem. After installing…
CoreyJanuary 17, 2020
KMS infrastructure consists of a KMS server that is activated by Microsoft (this operation is performed once online or by phone) and KMS clients, which send their activation…
CoreyJanuary 15, 2020
In this article we’ll consider how to delegate administrative privileges in the Active Directory domain. Delegation allows you to provide some AD management tasks to…
CoreyJanuary 13, 2020
By default, the logon screen in Windows 10/8.1 and Windows Server 2016/2012 R2 displays the account of the last user who logged in to the…
CoreyJanuary 10, 2020
Outlook rules allow the users to create different conditions to process the incoming email messages. You can move emails from specific senders that meet certain…
CoreyJanuary 8, 2020
Test-NetConnection – a ready-to-use cmdlet to check network connection has appeared in PowerShell 4.0 (Windows 2012 R2, Windows 8.1 and newer). You can use this cmdlet…
CoreyJanuary 6, 2020
In this article we’ll consider how to change (or reset) a users’ Active Directory passwords using the PowerShell cmdlet Set-ADAccountPassword. Most administrators usually change (reset) AD…
CoreyJanuary 3, 2020
Let’s consider how to deploy the same desktop background image (wallpaper) on all Windows workstations in the Active Directory domain using Group Policies. As a…
CoreyJanuary 1, 2020
Administrators often have to store passwords in automation scenario directly in the body of PowerShell scripts. As you know, it is extremely insecure when used…
CoreyDecember 30, 2019
You can use the PowerShell cmdlet Get-ADComputer to get various information about computer account objects (servers and workstations) from Active Directory domain. This is one of the…
CoreyDecember 27, 2019
Windows Firewall allows to restrict inbound/outbound network traffic for a certain application, protocol or a TCP/IP port. This is an easy way to restrict network…
CoreyDecember 25, 2019
In this article we’ll deal with the peculiarities of MS Office 2019 and Office 2016 volume activation on a corporate KMS server. It is supposed that…
CoreyDecember 23, 2019
In this article, we’ll consider how to add (inject) drivers into the ESXi 6.7 installation ISO image. Despite VMWare ESXi image is certified (supported) for…
CoreyDecember 20, 2019
Let’s look on how to centrally deploy an SSL certificate on domain computers and add it to the Trusted Root Certification Authorities using Group Policy. After the certificate is deployed,…
CoreyDecember 18, 2019
A RAM disk is a virtual disk created in a free area of the memory (RAM) that it sees by the OS as a separate physical…
CoreyDecember 16, 2019
In this article, we will look at how to use Group Policy (GPO) to centrally create, modify, import and delete any registry keys on domain-joined…
CoreyDecember 13, 2019
In this article we’ll look at the disk, partition and volume management from PowerShell console. You can perform from PowerShell all the operations of managing…
CoreyDecember 11, 2019
All Windows versions has a built-in feature for automatically updating root certificates from the Microsoft websites. As part of the Microsoft Trusted Root Certificate Program, MSFT…
CoreyDecember 9, 2019
One of my staff reported that their Outlook always starts in the offline mode. Obviously, e-mails cannot be sent or received, and the Outlook icon…
CoreyDecember 4, 2019
Group Policy allows you to run various script files at a computer startup/shutdown or during user logon/logout. You can use GPOs not only to run…
CoreyNovember 27, 2019
The warning ‘Virtual Machine disks consolidation is needed’ in the Summary tab of a virtual machine in the VMware vSphere console means that when deleting…
CoreyNovember 20, 2019
I came across the following error when trying to connect via RDP to a remote server in the AD domain. After specifying the correct domain…
CoreyNovember 13, 2019
If you have installed Windows Server 2019 / Windows Server 2016 Standard Evaluation or Datacenter Evaluation edition to try the new features of the Microsoft server platform (you…
CoreyNovember 6, 2019
In Windows environment, each domain and local user, group and other security objects are assigned a unique identifier — Security Identifier or SID. It is an SID, but…
CoreyOctober 30, 2019
You can face an error “The local print spooler service is not running” when trying to install a new printer, when opening the settings of…
CoreyOctober 23, 2019