How-To Geek on MSN

How to Check Open TCP/IP Ports in Windows

Checking open ports can be done using built-in tools like Command Prompt or PowerShell, which list active ports and the ...
CNET

Does Your Internet Connection Feel Slower Than It Should Be? Here’s How to Test It and Use the Result

A simple internet speed test can tell you a lot about your home's network and whether you're getting your money's worth. We'll show you how to run one and more.
How-To Geek on MSN

How to Find Your Windows PC's Serial Number

Open Command Prompt or PowerShell and enter "wmic bios get serialnumber" to find your PC's serial number. Windows and System ...