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,…
Windows Server 2019: Installation and Configuration Tutorials
Refresh AD Groups Membership without Reboot/Logoff
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…
How to Fix ‘An Operating System Wasn’t Found’ Error on Windows
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…
How to Reset a Local Administrator Password on Windows
It can happen that you have forgotten your Windows login password and can no longer log on to your computer. This article shows you how to reset a forgotten password…
Check for Open (Listening) Ports with PowerShell
In PowerShell, you can use the Test-NetConnection cmdlet to check whether a port is available (open) on a remote computer. You can use this cmdlet to check the response and…
Printer Settings Could Not Be Saved, Operation Not Supported
I encountered a strange error when trying to change the shared network printer settings or to change the current driver: Printer settings could not be saved. This operation is not…
How to Install Remote Server Administration Tools (RSAT) on Windows
The Remote Server Administration Tools (RSAT) allow you to remotely manage roles and features on Windows Server hosts from a Windows workstation. RSAT includes graphical MMC snap-ins, command line tools,…
How to Reset the Group Policy Settings on Windows
Group Policy Object (GPO) is a handy tool for fine-tuning the user and the operating system environment in Windows. Both domain GPOs (if the computer is a member of an…
How to Get a List of Local Administrators on Computers
In this article, we will look at how to get a list of users and groups that have local administrator rights on Windows workstations and servers on your network.
How to Downgrade Windows Server Edition or License
When we analyzed the server licenses in use, we found that one of the servers had a much more expensive edition of Windows Server Datacenter installed than the tasks running…