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

Fix ERR_CERT_AUTHORITY_INVALID in Chrome Incognito Mode

You open Chrome incognito and hit a warning: NET::ERR_CERT_AUTHORITY_INVALID. Th...

Fix Discord Black Screen from Chrome Hardware Acceleration

Why Chrome Hardware Acceleration Causes Discord Black Screen

When Chrome uses hardware a...

Fix Windows Update Error 0x80070005 Using Command Prompt

Windows Update error 0x80070005 typically indicates an access denied problem. This often happens ...

How to Use Chrome's Built-in Memory Cleanup Tool

If Chrome is eating up your system memory and slowing everything down, you don't need third-p...

Windows Explorer Not Responding? Here's How to Fix It

Windows Explorer (now called File Explorer) freezing or showing "not responding" is a com...

How to Fix an Nginx Redirect Loop: Step-by-Step

You load a site and the browser keeps spinning—eventually showing 'redirect loop' or '...