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Michael Reinders

Petri Contributor

Michael has been an IT Pro since 1998. He has worked predominantly in the Windows world including client and server operating systems, on-prem systems engineering (AD, DNS, etc.), and over the last ten years or so has embraced and immersed himself in all things Microsoft 365 - including Exchange Online, SharePoint Online, Teams, OneDrive, and Microsoft Entra ID. He has written articles here on Petri based on these technologies. Michael strives to help other IT Pros with getting more efficient (especially with PowerShell) in their day-to-day tasks and offering solid assistance on larger projects.

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Microsoft Re-Releases the November 2024 Exchange Server Security Updates

This week, Microsoft re-released the November 2024 Exchange Server security updates, now known as November 2024 SUv2. The first release didn’t go so well. The original updates, which went out on November 12, 2024, caused issues with data loss prevention (DLP) rules and transport rules, leading to disruptions in on-premises email flow. You can find…

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Copilot in Excel advanced analysis

Microsoft Faces Accusations of Using Customer Data to Train AI Models

Microsoft has been accused of using customer data from its Microsoft 365 applications, including Word and Excel, to train its AI models. The controversy arose from the “Connected Experiences” feature, enabled by default in Office apps and allows for Internet-based functionalities like document co-authoring. Critics argue that this feature could be used to scrape user…

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Copilot+ and Windows Recall

Windows Recall and ‘Click to Do’ Preview Now Available on Copilot+ PCs

Back in June 2024, Microsoft announced the new ‘Copilot+’ PC specification and device type. They also gave a demonstration of Windows Recall, a controversial new feature that takes periodic snapshots of your computer screen, capturing what you’re doing, so you can ‘go back in time’ and remember that website you were doing research on, or…

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Microsoft Edge Bing AI ChatGPT

Microsoft Edge Introduces Shared Passwords Feature and New Security Updates

This week at the Ignite 2024, Microsoft announced many new features coming to the company’s web browser, Edge for Business. Because today’s work environment looks very different from just a few years ago, Microsoft continues to adapt to the new hybrid landscape and offer more security-focused features to keep your organization safe and protected. Cybersecurity…

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azure cloud data hero

Windows Server Management enabled by Azure Arc Is Now Generally Available

At their Ignite 2024 tech conference this week, Microsoft announced a restructuring of sorts for Windows Server Management features and SKUs and brought them under Azure Arc. They are advertising the features as a ‘free add-on’ bundle for companies utilizing Windows Server Pay as you Go, or active Software Assurance (SA) agreements. This is why…

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Windows 365 Link

Microsoft Introduces First Cloud PC Device – the Windows 365 Link

At Microsoft’s Ignite 2024 tech conference this week in Chicago, Redmond announced the first ‘Cloud PC’ device—a purpose-built solution called Windows 365 Link. With a public preview starting now, they are expected to be shipping or generally available in April 2025. “…a small Windows-based OS designed to connect you to Windows 365 in seconds” –…

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Datacenter networking servers

How to Add a Domain Controller to an Existing Domain (PowerShell)

Last Update: Jan 22, 2026

How do you add a new domain controller (DC) to your existing Active Directory (AD) domain? In this post, I will show you how to quickly add a new DC to AD. This article applies to: Windows Server 2025, Windows Server 2019, Windows Server 2022, and Windows Server 2016 Check the domain and forest functional…

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Datacenter networking servers

How to Add a New Forest to Active Directory (Server Manager)

In this guide, I’ll show you how to add a new forest to your existing Active Directory environment. There may be compliance or security requirements dictating you add a new forest. This article applies to: Windows Server 2016, Windows Server 2019, Windows Server 2022, and Windows Server 2025. However, just a note, you can add…

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1725496402 Servers Hero

Add a Child Domain to an Existing Forest (Server Manager)

In this guide I’ll show you how to add a child domain to an existing forest. If you have, for example, contoso.com as your single Active Directory forest domain, you may want to add some logical separation. You can add a child domain, corp.contoso.com, to your forest during the DC promotion wizard. This article applies…

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Windows 11 2022 Update

Windows Protected Print Mode – Secure Printing in Windows

This article explores Windows Protected Print Mode (PPM) in Windows 10 and Windows 11. It’s a security feature that safeguards sensitive print jobs in Windows. I will delve into the purpose of Windows PPM, functionality, and benefits, focusing on its implementation, advanced security measures, and practical troubleshooting techniques to ensure secure and reliable printing. Windows…

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Network Security

5 Benefits of the Internet Printing Protocol and Its Implementation in Windows

Last Update: Mar 25, 2025

This article delves into the Internet Printing Protocol (IPP) and its implementation in Microsoft Windows. We’ll explore what it is, the fundamental concepts, functionality, advancements in Windows 11, and essential troubleshooting techniques. It aims to offer you a comprehensive understanding of IPP. Introduction to Internet Printing Protocol (IPP) Microsoft announced support for the Internet Printing…

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Microsoft Security image

Enhancing Security with Microsoft Entra Token Theft Protection

This article explores how Microsoft Entra’s new token theft protection policy can provide robust protection against token theft. By leveraging a new Conditional Access policy, organizations can safeguard their digital identities and sensitive data from cyberthreats. Securing your IT landscape is increasingly becoming critical. With cyberthreats on the rise, and showing no signs of slowing…

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