A wireless network at home lets you get online from more places in your house. This article describes the basic steps for setting up a wireless network and starting to use it.
Get the right equipment
Before you can set up your wireless network, here’s what you’ll need:
Broadband Internet connection and modem
A broadband Internet connection is a high-speed Internet connection. Digital Subscriber Line (DSL) and cable are two of the most common broadband connections. You can get a broadband connection by contacting an Internet service provider (ISP). Typically, ISPs that provide DSL are telephone companies and ISPs that provide cable are cable TV companies. ISPs frequently offer broadband modems. Some ISPs also offer combination modem/wireless routers. You can also find these at computer or electronics stores, and online.
A router sends information between your network and the Internet. With a wireless router, you can connect PCs to your network using radio signals instead of wires. There are several different kinds of wireless network technologies, which include 802.11a, 802.11b, 802.11g, 802.11n, and 802.11ac.
Wireless network adapter
A wireless network adapter is a device that connects your PC to a wireless network. To connect your portable or desktop PC to your wireless network, the PC must have a wireless network adapter. Most laptops and tablets—and some desktop PCs—come with a wireless network adapter already installed.
To check whether your PC has a wireless network adapter:
- Select the Start button, type Device Manager, and then select it.
- Expand Network adapters.
- Look for a network adapter that might have “wireless” in the name.
Setting up the modem and Internet connection
After you have all the equipment, you’ll need to set up your modem and Internet connection. If your modem wasn’t set up for you by your Internet service provider (ISP), follow the instructions that came with your modem to connect it to your PC and the Internet. If you’re using Digital Subscriber Line (DSL), connect your modem to a phone jack. If you’re using cable, connect your modem to a cable jack.
Positioning the wireless router
Put your wireless router somewhere where it will receive the strongest signal with the least amount of interference. For better results, follow these tips:
Place your wireless router in a central location
Place the router as close to the center of your home as possible to increase the strength of the wireless signal throughout your home.
Position the wireless router off the floor and away from walls and metal objects
such as metal file cabinets. The fewer physical obstructions between your PC and the router’s signal, the more likely that you’ll be using the router’s full signal strength.
Some networking equipment uses a 2.4 gigahertz (GHz) radio frequency. This is the same frequency as most microwaves and many cordless phones. If you turn on the microwave or get a call on a cordless phone, your wireless signal might be temporarily interrupted. You can avoid most of these issues by using a cordless phone with a higher frequency, such as 5.8 GHz.
Securing your wireless network
Security is always important; with a wireless network, it’s even more important because your network’s signal could be broadcast outside your home. If you don’t help secure your network, people with PCs nearby could access information stored on your network PCs and use your Internet connection.
To help make your network more secure:
Change the default user name and password
to help protect your router. Most router manufacturers have a default user name and password on the router and a default network name (also known as the SSID). Someone could use this information to access your router without you knowing it. To help avoid that, change the default user name and password for your router. See the documentation for your device for instructions.
Set up a security key (password) for your network
Wireless networks have a network security key to help protect them from unauthorized access. We recommend using Wi-Fi Protected Access 2 (WPA2) security if your router supports it. Check the documentation for your router for more detailed info, including what type of security is supported and how to set it up.
Some routers support Wi-Fi Protected Setup (WPS). If your router supports WPS and it’s connected to the network, follow these steps to set up a network security key:
- Select the Start button, start typing Network and Sharing Center, and then choose it in the list.
- Select Set up a new connection or network.
- Select Set up a new network, then choose Next.
Write down your security key and keep it in a safe place
Use a firewall
Connect a PC to your wireless network
- Select the Network or icon in the notification area.
- In the list of networks, choose the network that you want to connect to, and then select Connect.
- Type the security key (often called the password).
- Follow additional instructions if there are any.