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

Fix Command Prompt High CPU Usage Caused by Windows Update

You open Task Manager and see Command Prompt (cmd.exe) using a lot of CPU – sometimes 30% or more...

PowerShell Service Unavailable: Quick Troubleshooting Checklist

When you see a 'PowerShell service unavailable' error, it usually means PowerShell cannot connect...

Fix Outlook Command Not Found After Update

After an Outlook update, you might see "command not found" errors or find that certain menu items...

Fix OneDrive Sync Not Working Due to Access Denied

You see the dreaded "Access Denied" error when trying to sync files with OneDrive. This usually m...

How to Migrate Outlook Emails to a New Computer Without Errors

Moving Outlook to a new computer often leads to missing emails, broken profiles, or corrupted PST...

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