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

Fix Windows Defender Version Mismatch Sync Errors

You see a message that Windows Defender definitions are out of sync, or that the client and serve...

Fix Chrome Profile Sync Not Working on Mac

You open Chrome on your Mac expecting your bookmarks, passwords, and settings to be synced, but t...

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...

Fix Windows Update Service Not Starting Due to Permission Denied

You click Start for the Windows Update service, and it fails with “Permission Denied” or error 5....

Fix Chrome ERR_TUNNEL_CONNECTION_FAILED When Using VPN

How to Enable Security Auditing for Windows Security Log

When you need to track login attempts, file access, or policy changes on a Windows system, the Se...