A wireless card, also known as a network interface card (NIC), allows a computer to connect to a wireless network. Wireless cards can be internal or external, and they typically use either the PCI Express or USB interface. To check for a wireless card, you can use the following steps:
1. Open the Device Manager.
2. Expand the “Network adapters” section.
3. Look for a device with the name “Wireless Adapter” or “Network Adapter”.