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

Fix Windows Update Cleanup Stuck Using Command Prompt

You ran Disk Cleanup to clear Windows Update files, but it sits at 'Working on updates' for hours...

Fix OneDrive Sync Error 0x8004de40: Service Unavailable

When OneDrive shows error 0x8004de40 with the message “Sync service unavailable,” it usually mean...

Fix Windows Search Network Error and Sync Issues

If Windows Search shows a network error or won't sync, the search index might be corrupted, netwo...

Microsoft Teams Authentication Failed: Step-by-Step Checklist

You try to sign in to Microsoft Teams and see an error like “Authentication failed” or “We couldn...

Windows Update High CPU Usage Troubleshooting Checklist