Using PowerShell for System Administration and Automation Tasks

In Linux/Unix, the grep command is used to find a text (string) or errors in a log file. Grep allows you to find/select any data in the output of another…

When you connect a new COM device or a USB device to your computer (USB modem, mobile phone, Bluetooth adapter, serial to USB converters, etc.), Windows detects it using Plug-n-Play…

An on-prem Exchange or cloud Exchange Online (Microsoft 365) administrator must control user mailbox sizes. In this article, we’ll show how to get current mailbox sizes and set mailbox quotas…

The Settings app begins to play an important role in managing and configuring Windows 10 operating system (and even more so Windows 11). The classic Windows Control Panel is no…

Several times I came across a situation when files were copied much slower from/to virtual machines on a Hyper-V host running Windows Server 2019 than in a VM of the…

Enter-PSSession cmdlet allows you to establish a persistent interactive PowerShell session with a remote computer. All commands you enter in your command prompt are executed on the remote computer. In…

By default, cloud-based Exchange Online (Microsoft 365) prevents automatic external email forwarding using Outlook rules or enabled mailbox forwarding.

Most popular PowerShell modules are installed online from the official PowerShell Gallery (PSGallery) repository using the Install-Module command. However, you won’t be able to install a PowerShell module if your…

In this article, we’ll show how to use DISM and PowerShell to find out which Windows images (versions, editions, builds, language pack) are stored in ISO or WIM files. If…

In this article, we will show how to manage mailbox or folder access permissions in on-prem Exchange Server and on Microsoft 365 (Exchange Online). Methods and PowerShell commands to manage…