Using PowerShell for System Administration and Automation Tasks

In some cases, Outlook clients may stop updating the Exchange Global or Offline Address Book with the error “Outlook cannot update Global Address Book 0x80200049” or 0x80070057. You can add…

In some cases, users may need to send or forward an e-mail from an Outlook inbox directly to a Microsoft Teams channel. An e-mail address is automatically generated for each…

When you delete a user account in Azure (Microsoft 365), the user is not deleted immediately. The disabled user account is stored in AAD for 30 days. In this article,…

You can use the built-in Send-MailMessage cmdlet to send SMTP e-mails from PowerShell (previously you can use the .Net System.Net.Mail class to send e-mail messages). Send-MailMessage allows you to send…

Windows Server RDS farm administrators are often faced with the problem of running out of space on a system drive due to a large amount of user data. This article…

By default, any user from your Azure tenant can create Microsoft 365 groups. When a user creates a new Microsoft 365 group, additional resources are automatically created: a Teams group,…

You can use the Export-CSV cmdlet in PowerShell to export data arrays to CSV files. In this article, we will show you how to export data to a CSV file…

I have often encountered situations where Windows could not remove installed printers. A printer may not appear in the Windows Control Panel (but it may be available in the Print…

An email system based on on-premises Exchange Server or Exchange Online (Microsoft 365) allows an administrator to block (reject) e-mails from specific external domains or sender addresses. There are several…

Outlook mailbox rules allow users to configure different conditions for processing incoming e-mail messages in the Inbox folder. You can use Outlook rules to move e-mails from specific senders to…