check out the form factor of the memory modules, and see which slots of your motherboard are being used for memory. The Performance section houses various other components of your PC, including ...

If you get prompted to check driver signatures ... and through the DirectX Diagnostic Tool. Your computer's memory will be ...

you should be able to upgrade the memory without much difficulty. Similarly, if you can see the screws, it is likely the computer can be opened. If you're unsure, check your laptop manufacturer's ...