You can also purchase a USB WiFi adapter that includes an external antenna which helps to pick up WiFi signals from your router if your computer is some distance away. These tend to work reasonably well if your computer is fairly close to the wireless router.

This is used to pick up the signals from your wireless router.

With most USB WiFi adapters you will have an antenna built into the stick itself. In the case of a USB WiFi adapter, all of the required electronics are provided on a smaller scale inside a USB stick that you simply plug into a free USB port. There are cards available that include all of the necessary electronics that you need to work with WiFi standards and create a connection with a wireless router. If your laptop or desktop computer does not have any wireless connectivity functionality built-in then you will need to provide this if you want to communicate with a wireless router to access the Internet.

Everything is going wireless now and with the WiFi standards, it is really easy to access the Internet via a wireless router using a USB WiFi adapter plugged into your desktop computer. With this communication in place, the computer user can access the external Internet.īefore wireless routers became popular, you used to have a physical cable to connect your computer or laptop to an Internet router using the Ethernet system. In the simplest terms, it is a device that enables a computer to communicate with a wireless router. The first question I want to answer is what a USB WiFi adapter actually does. I will use layman’s terms throughout as I have a lot of expertise with computers but I do not want to confuse you with a lot of technical terms that will just make your head spin! What does a USB WiFi Adapter Do? In this article, I will explain how a USB WiFi adapter works, how you can use one with a computer and how to set them up for use. As long as you have one of these free you can plug in a USB WiFi adapter and then this will communicate with a WiFi router that will provide you with access to the Internet. You should have a number of USB ports with your computer whether it is a desktop or a laptop. So it should be no surprise to you that you can get a USB WiFi adapter that will enable you to connect to the Internet via a wireless router. USB has become very popular over the years and it is now possible to get just about any add-on to your computer in USB form.

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