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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.

LATEST

Security

Guide To The Windows Recovery Environment: How To Access And Use It

Last Update: Jun 08, 2025

Learn about the Windows Recovery Environment and how to access and use it to troubleshoot and fix common technical issues with your computer, like when Windows won’t boot. The Windows Recovery Environment (WinRE) is a powerful feature that provides essential tools for diagnosing and resolving various Windows startup problems. What is the Windows Recovery Environment…

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Outlook Mobile Clients will soon Support Access to Delegate Mailboxes

Last Update: Sep 04, 2024

IT Pros – your users will be very pleased to hear that Microsoft has finally announced a timeline for the support of Delegate Mailboxes on the Outlook mobile app (iOS and Android). What is a delegate mailbox? Read on! A delegated mailbox is a type of mailbox that allows you to share some of the…

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How to De-identify PII data from the Teams Admin Usage Report

Last Update: Feb 20, 2026

Microsoft announced recently that the rollout of a new feature in Teams usage reporting has completed and should be available for all. This will put many an IT Pro’s minds’ at rest, at least a little more. 🙂 Prior to the rollout of MC244599, the Teams admin center exposed user personally identifiable information (PII) like…

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Migrating to SharePoint and OneDrive – An IT Pro ‘Best Practice’ Getting Started Guide

Last Update: Sep 04, 2024

Supporting a remote workforce, especially if you haven’t had the time to plan, assess, execute, and support it, can be daunting. Almost all organizations have had this thrust onto their IT departments’ plates for over a year now. Regardless of what your company’s long-term plans are for where your employees will work, it would behoove…

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Outlook on the Web – Use Board view in Calendar to Enhance your Time Management Skills

Last Update: Sep 04, 2024

“Everyone needs some extra time.” I doubt you’ll meet many in IT that won’t agree with this statement. I certainly could use a few extra hours every week. Like, 3. That’s probably the sweet spot. Struggling to effectively prioritize and organize your time, manage meetings, find time to focus? Microsoft mentioned last July that “time…

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Outlook Mobile Updates Help Keep Work and Personal Content Separate

Last Update: Sep 04, 2024

Over the past year, Microsoft’s Outlook mobile development team has been assisting you and your users with providing a clear and separate perspective between your work and personal accounts in the Outlook mobile app. They’ve also helped users identify external messages for security purposes and to keep malicious threats out of your networks. There are…

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PowerPoint Auto Fix Can Clean up Your Slides with a Single Click

Last Update: Sep 04, 2024

You’re running late prepping for a meeting…your supervisor asked you to whip up a short PowerPoint slide deck for your part of the presentation…You forgot! Scrambling, you add a few boxes, ovals, and polygon shapes for some key data but you’re spending an inordinate amount of time trying to get all your graphic elements to…

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Microsoft’s Making it Easier to Adjust Sharing Link Permissions

Last Update: Sep 04, 2024

Microsoft will be rolling out a simplified sharing control for files stored in SharePoint and OneDrive. This will allow users to more easily control the sharing of files for their collaborators.

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New ‘Show Changes’ feature Coming to Excel for the Web

Last Update: Sep 04, 2024

One of Microsoft Excel’s Project Managers (PMs) on the Office Insider team recently published another ‘Feature deep dive‘. They announced a coming feature called Show Changes, which will allow authors more confidence when sharing and collaborating with others on Excel for the Web. ‘Show Changes’ will allow users sharing Excel files on OneDrive or SharePoint…

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Hero Approved Microsoft Lists - 2

Microsoft Lists – An Evolution of SharePoint Lists

Last Update: Sep 04, 2024

Welcome to SharePoint Lists! – At least that’s how Microsoft likely worded their introduction back in 2001 (Wow!). The purpose of this post is to give a little background on what a SharePoint List is, the evolution over the years to the newer ‘Modern List’ in mid-to-late 2016, and the announcement of the new Microsoft…

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Microsoft Announces Whiteboard for Android and Microsoft Teams

Last Update: Sep 04, 2024

A new Public Preview of the Microsoft Whiteboard app for Android and the launch of Microsoft Whiteboard for Microsoft Teams is here! Whiteboard in Teams Channel and Chat Users are now able to create a whiteboard associated with their favorite Teams channel or private chat session. Members of the channel are free to contribute and…

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New Personal Well-Being Insights Coming to Insights app in Teams

Last Update: Sep 04, 2024

Microsoft announced some new Insights features coming to Teams earlier this year and at their Ignite conference last week. They recently offered a little more detail and rollout plans for their personal wellbeing features.

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