Eric GeierContributing Writer, PCWorld
Eric Geier is a freelance tech writer. He’s also the founder of NoWiresSecurity, which provides a cloud-based Wi-Fi security service, and Wi-Fi Surveyors, which provides RF site surveying.
How to remove malware from your Windows PC
Has malicious software taken your PC hostage? Our malware-removal guide will help you clean out your PC and restore it to a pristine state.
8 free Wi-Fi stumbling and surveying tools
Here are 8 free Wi-Fi stumbling and surveying tools to reveal important details about Wi-Fi networks.
How to monitor, measure, and manage your broadband consumption
Dealing with a data cap? Tired of getting dinged for busting through it? Learn how to identify the hogs on your network and how to make sure your ISP is delivering everything you’re paying for.
How to rescue your PC from ransomware
Ransomware is a serious headache. Don't negotiate with e-terrorists. Be a hero and rescue your hostage PC.
How to identify and resolve double-NAT problems
We’ll show you how to eliminate this conflict between your router and your broadband gateway.
Four lesser-known Wi-Fi security threats and how to defend against them
You’ve hardened your network against all the common weaknesses, now we’ll show you how to take your wireless security to the next level.
8 tech dangers every novice can avoid with these tips
Tech novices are easy targets for malware, phishing, and sleazy salespeople. Protect the novices you know with these tips to help them be smarter about buying and using their tech devices.
5 free/low-cost Wi-Fi analyzers for Windows 10
The Wi-Fi analysis features that developers can utilize in the Universal Windows Platform are still pretty limited. But these Windows 10 apps are inexpensive and/or free.
How to clean install Windows the right way
Performing a Windows reinstall can make your PC feel like new, but you'll want to do some prep work first to avoid losing precious data and software.
Tested: 7 VPN services that help protect your privacy online
We evaluated seven VPN services that can help anonymize your Internet traffic so it’s much harder for websites to track your personal browsing history.
How to install Windows apps on an SD card or USB drive
Windows 8 won't let you install the apps found in the Windows Store to external storage--but you can force the matter.
How MU-MIMO Wi-Fi works to improve the speed and capacity of home networks
Multi-user MIMO promises to deliver a significant upgrade in wireless-networking performance. Here’s why everyone’s so excited.
How to replace a broken laptop screen
If your laptop's LCD screen is cracked, black, or otherwise broken, it doesn't mean your notebook's a paperweight. Here's step-by-step instructions on how to replace a broken laptop screen.
Quality of Service explained: How routers with strong QoS make better home networks
Bandwidth is the precious currency of networks. A router with good Quality of Service technology makes sure all devices get their fair share.