Petri

For over 15 years, the Petri IT Knowledgebase has been a top resource for IT professionals and system administrators around the globe. Founded by IT expert Daniel Petri in 1999, this platform is dedicated to meeting the needs of IT workers. It offers valuable information designed to help them tackle challenges, enhance their job performance, and further their careers.

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Enterprises Shift to Cloud Repatriation for Select Workloads

3 days ago | petri.com | Rabia Noureen

Key Takeaways: 97% of mid-market firms are planning a strategic shift away from full public cloud reliance. Performance, compliance, and data sovereignty are driving selective workload repatriation. A hybrid, “cloud-appropriate” strategy is emerging as the preferred long-term model. Nearly 97% of mid-market organizations plan to shift select workloads away from public cloud environments in the coming year as a strategic realignment.
Microsoft Releases Update to Tackle Windows 11 Boot Failure

4 days ago | petri.com | Rabia Noureen

Key Takeaways: Microsoft issues an emergency update for Windows 11 (23H2 & 22H2) after a major installation failure. A critical system file error was causing boot issues, mainly in virtual machines. IT admins can now access the fix via the Microsoft Update Catalog. Microsoft has rolled out an urgent out-of-band update (KB5062170) for Windows 11 versions 23H2 and 22H2, targeting a critical installation failure from the May 2025 Patch Tuesday.
Microsoft Defender for Office 365 Gets Auto-Remediation for Email Threats

4 days ago | petri.com | Rabia Noureen

Key Takeaways: Microsoft rolls out auto-remediation in Defender for Office 365 to speed up email threat response. Security teams can now automate actions on malicious message clusters with minimal manual approval. New settings and monitoring tools help IT admins streamline and track remediation efforts. Microsoft has announced the general availability of its auto-remediation feature within Defender for Office 365 that launched in preview in May.
Techniques and Best Practices

4 days ago | petri.com | Michael Reinders

Learn how to rename files using PowerShell. This guide covers the basics and a few advanced techniques, including syntax, common examples, the Registry, and even using a PowerToy. The only prerequisites are PowerShell 5.1 or PowerShell 7 or later, and administrator permissions with your logged-in account. The Rename-Item cmdlet is the most common cmdlet used with this function in the command-line world.
What is Windows Backup for Organizations?

4 days ago | petri.com | Russell Smith

Microsoft wants organizations to migrate to Windows 11 before October 2025. And to help things along, they have released a new backup tool, called Windows Backup for Organizations, that aims to smoothly migrate user settings for devices not connected to a corporate intranet. Microsoft announced this week that they’re launching the Windows Backup for Organizations tool in private preview.
Microsoft Authenticator to Drop Support for Password Autofill

5 days ago | petri.com | Rabia Noureen

Key Takeaways: Microsoft is phasing out the password autofill feature in its Authenticator app starting next month. Users are encouraged to switch to Microsoft Edge or use passkeys for enhanced security. Saved passwords and payment info will be permanently deleted from the app. Microsoft is getting ready to retire the password autofill feature in its Authenticator app. According to a recent support document, users will no longer be able to autofill passwords in the app starting July 1.
CISA Releases SIEM and SOAR Deployment Guide

5 days ago | petri.com | Rabia Noureen

Key Takeaways: New joint guidance from CISA and ACSC offers strategic advice on implementing SIEM and SOAR platforms. Successful deployment requires careful planning, skilled professionals, and attention to cost and configuration. Performance testing, internal control, and targeted log ingestion are highlighted as crucial for effectiveness. As cyber threats become increasingly sophisticated and IT environments become more complex, security teams face mounting pressure to stay one step ahead.
Latest Patch Tuesday Update Causes Windows 11 VM Boot Failures

1 week ago | petri.com | Rabia Noureen

Key Takeaways: Microsoft confirms installation issues with a recent Windows 11 update, mainly affecting virtual machines. A critical system file error is causing affected devices to boot into recovery mode. IT admins are advised to delay the update while a fix is in progress.
What’s New in Microsoft Intune

1 week ago | petri.com | Rabia Noureen

Key Takeaways: New approval workflow adds an extra layer of security for sensitive remote actions. Remote Help now supports unattended sessions on select corporate devices. Microsoft Intune expands inventory insights and Linux server protection features. Microsoft Intune’s latest updates offer organizations enhanced oversight and protection with smarter access controls, deeper device insights, and broader platform support.
What Is Windows 11 Administrator Protection?

1 week ago | petri.com | Russell Smith

Microsoft announced Administrator Protection for Windows 11 at its Build 2025 conference. Administrator Protection will affect how developers create applications for Windows 11. Windows 11 Administrator Protection provides local administrators with more protection without putting limitations on functionality they might need to get their jobs done. Microsoft revealed in its 2024 Digital Defense Report that there were 39,000 token theft attacks every day on Windows devices.