How does the wireless network card of desktop computer connect to wifi?

For example, buy a USB wireless network card, the price is about twenty or thirty yuan.

Insert the USB wireless network card into the USB socket of the computer, and the computer will automatically run the driver that comes with the USB wireless network card. If it is not running, users need to manually install the driver (there are also many driver resources available for download on the Internet).

Use steps

Enter the device manager to check whether the wireless network card driver is installed normally. Path: Right-click My Computer (xp)/ Computer (win7)/ This Computer (win8)→ Management → System Tools → Device Manager → Network Card (as shown below) to check whether the driver of wireless network card is installed.

Check whether the wireless network card is disabled. Path: Control Panel → Network and * * * Sharing Center (win7/win8)/ Network Connection (xp).

If it is win7 or win8, click the sidebar on the left to change the adapter settings.

Enter the network connection interface and check whether the wireless network card is enabled. If not, right-click the wireless network card and select the enable command. (The following two pictures are the network connection interfaces of win7/win8 and xp, respectively, for users' reference as appropriate. )

Find the wireless network from the wireless list and click Connect. You may need to enter the connection password.

After the wireless network connection is successful, the network can be used normally.