9 free Windows apps that can solve Wi-Fi woes

If you believed the vendors, you'd think Wi-Fi was simple: Turn on your computer or other device, hop on the Internet and you're set to go.

But as we all know, life isn't quite that easy. Your home or office network can have dead spots where devices can't seem to connect, or where the connections get slow or flaky. Public hotspots can make you prey for hackers and snoopers. And when you are at a hotspot, you might need to share your connection with your other devices, including smartphones and tablets.

While there is no way to immediately solve all the problems associated with wireless connectivity, there are applications that can make things better -- and many of them are free. I've rounded up nine free pieces of Windows software that can go a long way toward helping you solve your Wi-Fi issues at home, in your office or on the go.

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