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 PowerShell Remote Connection Refused Error

Fix Windows Security Service Disabled by Group Policy

If you see "Windows Security service is disabled by group policy" or find that Windows Security i...

Fix Windows Activation Failed Due to Product Key Mismatch

You see "Windows activation failed due to product key mismatch" after entering a key or during an...

Fix Windows Terminal 404 Not Found After Update

After a Windows Terminal update, you might see a '404 Not Found' error when trying to open it. Th...

BitLocker Cache Location and Cleanup Guide

If you manage BitLocker on Windows machines, you may run into issues where old recovery keys pile...