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

PowerShell High CPU Usage Troubleshooting Checklist

If PowerShell is consuming high CPU, the system may become sluggish or unresponsive. This checkli...

Task Scheduler File Locked: Causes and Fixes

When a scheduled task fails with a "file locked" error, the task cannot access its executable or ...

How to Fix Windows Security 404 Not Found Error

If you see a '404 Not Found' error when opening Windows Security (formerly Windows Defender), the...

How to Clear SSH Known Hosts and Fix Host Key Verification Failed

How to Fix Outlook Connection Refused Error

When Outlook shows a 'connection refused' error, it usually means the program can't reach the mai...

Fix OneDrive Sync Auto Start Not Working in Windows 11

OneDrive is set to start with Windows by default, but sometimes it doesn't. This usually shows up...