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

Fix Windows Defender 404 Not Found After Update

After installing a recent Windows update, some users find that Windows Defender is missing or sho...

How to Fix Chrome Browser Failed to Start

When Chrome fails to start, you may see a brief flash of a window, an error message, or nothing a...

How to Fix BitLocker SSL Certificate Error

Symptoms

When you try to unlock a BitLocker-protected drive or enable BitLocker, you may ...

Fix SSH Permission Denied (publickey) Error

You try to SSH into a server and get Permission denied (publickey). This typically m...

Fix PowerShell 502 Bad Gateway with Curl

If you're seeing a 502 Bad Gateway error when running curl commands in PowerShell, it usually mea...

Setup Windows Security Log Monitoring with Event Viewer

If you need to track who logs into your Windows machine or detect unauthorized access attempts, t...