How can I replace the network adapter in my PC?

Episode 1157 (55:02)

Ron from Hollywood, CA

Ron's Dell computer is having trouble connecting and he has a hunch the network adapter is dying. He's tried different software, but hasn't been able to get it to work. Leo says that the adapter is soldered to the motherboard and to fix that would require changing the motherboard. But he can buy a USB to Ethernet network connector for $12 from monoprice.com.