Finding a WiFi adapter is easy because the only thing you have to know is the current operating system on your laptop. Most new Wifi adapters are simply plug and play, which means you simply plug it into a USB port and the operating system will take care of the rest. It is cheaper and easier to purchase a new USB adapter and install it, than to replace any built-in adapter your laptop may have. WiFi, or wireless internet, uses a piece of hardware to communicate with your wireless router or modem.

Finding a WiFi adapter is easy because the only thing you have to know is the current operating system on your Acer laptop. The WiFi in your laptop, if so equipped, uses a piece of hardware in order to talk to your home network. It will be easier to buy a new USB adapter and install it, than it is to replace any type of OEM adapter you might have. A lot of newer wireless adapters are simply plug and play, which just means that you only need to put the adapter into an available USB port and the OS will install the drivers on its own.