got a message new hardware added and didn't add any

slash1951

Honorable
Dec 29, 2013
2
0
10,510
I got a message that new hardware was added and I did not add any. At the same time, my desktop screen lost 4-1/2 inches from the side. What has happened and how do I correct it? It wasn't a wizard that came up stating new hardware was added, just a message. Thank you for your time.