This article could easily be titled How I fixed a 50 inch Vizio TV for $26 and made a Wi-Fi adapter with the leftover parts. Here is a photo of the finished adapter.
A few days ago, I was on my way home and noticed that someone threw out a 50 inch LCD TV. It was in mint condition---not a single scratch, and it didn't even have dust on it. So I took it home to see if I could fix it. It turns out that the TV was stuck on the Vizio logo. This was probably because of a corrupt eeprom chip. The chip was $15 and the motherboard was only $26! So I replaced the old motherboard and the TV worked perfectly.
The TV is from 2013, the built-in apps we're outdated, and I was going to use a modern FireStick anyway, so I had no use for the built-in Wi-Fi. I looked on the motherboard and noticed a little white sticker that had a MAC address and an FCC ID (