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

Fix Antivirus Causing High CPU Usage in Command Prompt

If you notice high CPU usage in Task Manager under Command Prompt, your antivirus software may be...

Fix 'Windows Defender Not Recognized' Error in Command Prompt

Fix Microsoft Store 404 Error on Windows 11

When you see a 404 error in the Microsoft Store on Windows 11, it usually means the store can't f...

Fix Task Scheduler 502 Bad Gateway Not Working

If you see a 502 Bad Gateway error when Task Scheduler runs a task that hits a web service or IIS...

Fix Windows Update Error 0x80070002: Missing Files

If you see error 0x80070002 when checking for updates, Windows is likely missing a file it needs....

Fix Windows Security Sync Issues Between Devices

You set up Windows Security on one device—enabled tamper protection, added exclusions, configured...