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

Fix 'Port Already in Use' Error with Windows Defender Firewall

You try to start a local service or application, and it fails with an error like 'port already in...

Fixing PowerShell Dependency Conflict with NuGet

When you try to install a module in PowerShell and see errors about NuGet dependency conflicts, i...

How to Fix Windows Search Not Finding Files

You search for a file by name in the Windows search box, but nothing shows up—even though you kno...

How to Rebuild the Windows Search Index Step by Step

If Windows Search returns no results, shows outdated files, or takes too long, the search index m...

How to Configure PowerShell DNS Settings

If you need to change DNS settings on a Windows machine, PowerShell offers a quick way to do it w...

Fix Chrome SSL Certificate Error: Invalid Common Name