This is the first thing that you should do. Perform a power reset and see if it works for you. Some laptops have a power reset button. If your laptop has such a button, use it to perform a power reset ...

We may receive a commission on purchases made from links. Whether you're waiting for a flight at the airport or working remotely from a coffee shop close to home, if you leave your laptop unsecured, ...

the dell inspiron 8200 has 2 laptop lock slots one on each side of the laptop. See your docs or the docs on dell's site for there exact location.

This simple USB trick adds physical security to your PC without buying extra hardware.