Hi Emyy xox,

Do follow the steps below to check which network card you have in the machine:

1. Right click computer icon on the desktop.
2. Select Manage.
3. Select Device Manager from the right pane of the window that opens.
4. Expand Network adapters from right pane.
5. This will list the network card installed in the machine.

Check if the wireless card is detected in Device manager.

If the wireless card is detected, update wireless drivers:

Update the wireless network drivers for the computer.

1. Visit the following website: http://dell.to/QjjZDA
2. Enter the Service tag of the computer in the box provided and click “Submit”.
3. In the next page, click drop down arrow to select the Operating System which is installed in the computer.
4. Under category Network, select the drivers accordingly and click “Download File” and save the file on desktop.

Awaiting your response!