Knowledge base for software setup, errors, and daily tool work.

How to Run PowerShell at Startup Without User Login

If you need a PowerShell script to run every time Windows starts, even before a user logs in, you...

Windows Defender Troubleshooting Guide: Step-by-Step Fixes

Windows Defender (now Microsoft Defender Antivirus) may stop working due to corrupted files, conf...

Fix Windows Update Failed to Start After Reboot

You’ve just restarted your PC after installing updates, but Windows Update won’t start. The updat...

Fix Windows Security 'Permission Denied' Error When Settings Won't Open

You click Windows Security (formerly Windows Defender) and get a "Permission denied" or "This set...

How to Fix BitLocker Module Not Found or Permission Denied Errors

Microsoft Teams Guest Access Configuration Steps

When you invite an external user to a team but they can't join or see content, guest access is of...