I wrote a simple, step-by-step guide for upgrading to Windows 7 from Windows XP on Dummies.com. Check it out if you’re considering upgrading a Windows XP computer to Microsoft’s latest operating system, Windows 7.

People with Administrator or Limited accounts usually have no problem connecting to the Internet through a dial-up modem. But when Guest account users sit down at that same computer and try to connect to the Internet, Windows XP, Vista and Windows 7 refuses to let them. What gives? It’s a security measure built-in to Windows, […]

I cover Windows’ built-in firewall in my books Windows XP For Dummies, Windows Vista For Dummies, and Windows 7 For Dummies. But if you ever need to turn on the firewall or make sure that it’s turned on and protecting your PC, follow these steps:

How to adjust the spacing between icons on the desktop and in folders in Windows 7.

Q: I bought a Rocketfish bluetooth wireless mouse, and it didn’t come with a receiver to plug into the computer. I read on the back, and it said I needed a Bluetooth-enabled computer. Is there anything I can buy to make my computer Bluetooth-enabled, like a receiver or something? A: A group of companies created […]