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...

Fix 'Windows Defender Firewall Has Blocked' Error

You see a notification that Windows Defender Firewall has blocked an app or feature. This usually...

How to Fix Windows Defender Setup When Version Mismatch Occurs

You try to enable or update Windows Defender, but get an error about a version mismatch. This typ...

Fix BitLocker 'Cannot Access Drive Permission Denied' Error

Understanding the Error

You see 'Cannot access drive. Permission denied' when trying to o...

How to Fix Windows Update High Memory Usage

If you notice your PC slowing down and Task Manager shows Windows Update using a lot of memory, y...

Fix PowerShell Module Not Found on Windows 10

You run a PowerShell command like Import-Module and get an error: "The specified mod...