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Latest knowledge entries

Fix 'powershell not recognized as internal or external command'

When you type powershell in Command Prompt or a script and see the error "'power...

OBS Virtual Camera Black Screen: How to Fix
If you see a black screen when using OBS Studio’s virtual camera in Zoom, Teams, or other apps, t...

Fix Jupyter Kernel Not Starting on Windows 10
When you launch a Jupyter notebook and the kernel never starts—or shows a 'Kernel error' or 'Conn...

Fix Windows Activation Connection Timeout Due to Proxy Settings
If you see an error like "We can't activate Windows right now. Connection timed out" and you're b...

Fix Task Scheduler Error 101: Failed to Start
You see Event ID 101 in the Windows Event Viewer under TaskScheduler, and the task didn't run. Th...

Fix Windows Defender Threat Service Not Running Error
You open Windows Security and see a yellow warning: “Threat service has stopped. Restart it now.”...

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Fix Remote Desktop Backup Restore Tool Issues
Fix 'Windows Security Cannot Connect to Microsoft Defender' Error
Fix Windows Update Failures from Backup Issues
Windows Activation Invalid Configuration Fix Checklist
Windows Terminal Gateway Timeout Troubleshooting Guide
Fix Windows Terminal Update Error 0x80070002
Fix Task Scheduler 502 Bad Gateway After Windows Update
Fixing WinRAR Checksum Errors: Causes and Solutions
Chrome 404 Profile Error Windows 11 Troubleshooting
Resolve Windows Search Permission Errors