A wireless Network Interface Card (NIC) is necessary for settingup a wireless local area network (WLAN). Wireless NIC’s aretypically installed inside the computer in an expansion slot.Installing NIC’s will allow computers to share files, printers andbroadband internet connections without the use of Ethernet cables.Follow these steps for perfect NIC installation.• Check to make sure you do not already have a wireless NIC cardalready installed. If you have Windows, you can click Start,Control Panel, Performance and Management then select System.Choose the Hardware tab, click Device Management. Look in theNetwork Adapters list for a wireless adapter.• Once you have determined that a wireless NIC card is notinstalled, then turn off the computer and remove all the cablesfrom the back, including