A technician has upgraded an internal WiFi card on a laptop and now the signal power to connect
to a WAP is low. Which of the following is the MOST likely cause of the issue?

A.
WIFI card drivers are not installed.

B.
The laptop’s memory is faulty.

C.
The laptop’s battery is dead.

D.
One of the antenna wires is unplugged.

Explanation:

Check to see if the WIFI antenna wire is plugged. If it is not plugged, the signal power will be low.