Renowned as the creator of the acclaimed Petri IT Knowledgebase back in 1999 Daniel Petri has become a distinguished figure in the IT realm, recognized for delivering reliable, expertise-driven content. This website - www.petri.com - not only embodies Daniel's extensive technical skills but also stands as a symbol of his dedication to sharing knowledge and guiding professionals through the dynamic world of information technology.
Over the past 25 years, Daniel Petri's career is characterized by his unwavering commitment to quality IT training, provision of diverse solution architectures, and maintaining a customer-first approach that ensures high levels of satisfaction. Daniel's client-centric mindset has always been a cornerstone of his career, delivering concrete results that spur his clients' growth and success. Daniel's strong technical writing skills are evidenced by the thousands of technical documents, help guides, manuals, and articles he has penned, all drawing from his broad IT and security-oriented background.
Daniel is currently Senior Training Manager at Semperis.

Last Update: Nov 19, 2024
ObserveIT Xpress is free software, providing full video playback of all on-screen user activities during remote access software sessions. In this webinar, Daniel Petri and Douglas Brown from DABCC will demonstrate ObserveIT’s Free RDP & Citrix user session recording software.

Last Update: Dec 03, 2024
In on previous article (“Install Virtual PC on Windows 7“) I walked you through the features of the new Windows Virtual PC software that is specially designed for Windows 7. While you can utilize it to boot the default and pre-configured Windows XP virtual machine that can be downloaded from Microsoft’s website (see my article…

Last Update: Dec 03, 2024
With time, computers gather an increasing number of unused drivers that not only take space on your hard disk, but being still installed, might cause problems if they are somehow enabled. In this article by MVP Daniel Petri, learn how to completely remove these old, unused device drivers from your machine.

Last Update: Jun 04, 2025
If you’ve received a Hyper-V error on export indicating “failed to create export directory with the name…”, learn how to resolve it with this quick tip from MVP Daniel Petri.

Last Update: Sep 04, 2024
Learn how the default Virtual Windows XP virtual machine (used for enabling the Windows XP Mode – or XPM for short) uses virtual hard disks.

Last Update: Sep 04, 2024
Having the user name is half of the puzzle for anyone trying to gain access to a locked computer. Learn how to prevent the last user’s name from being shown on the logon screen with this quick tip from MVP Daniel Petri.

Last Update: Nov 19, 2024
There are times that you may want to use Windows Server 2008 as your personal workstation OS, and Daniel Petri shows you how.

Last Update: Nov 19, 2024
In my previous article titled “Customizing Windows Server 2008 as a Workstation – The Logic” I wrote about the reasons for trying Windows Server 2008 as your workstation, that is instead of using Windows Vista for that task. In order to make the necessary changes and tweak your newly installed system to have more “workstation-like”…

Last Update: Nov 19, 2024
If your Hyper-V host is having issues displaying certain screens, or with general video performance, learn the possible cause and how to correct it with this quick tip from MVP Daniel Petri.

Last Update: Sep 04, 2024
If Windows Mail has been doing a bit of a vanishing act on you; suddenly disappearing from your start menu and toolbars, this article by MVP Daniel Petri provides the simple steps you should follow to get it back.

Last Update: Dec 03, 2024
Since the current version of Virtual PC for Windows 7 is beta, you might want to remove the default Virtual Windows XP machine when the RTM version is available. This article by MVP Daniel Petri, provides step-by-step instructions for how to do so.

Last Update: Sep 04, 2024
When trying to install the Hyper-V Integration Services on a Windows Vista SP2 virtual machine, you may run into errors which require you to install Service Pack 2 (SP2) on the Hyper-V host, meaning SP2 for Windows Server 2008. In this article, MVP Daniel Petri guides you through the process from start to finish.