The PC on which it is to be used will need to have at least 4GB of disk space for storing Android apps and games and their data which again is requirement easy to tick off. It requires a minimum of 2GB RAM, while in 2018, most users would have more than 6GB of RAM installed in their systems already.
BlueStacks is very light on your PC, which is one of the reasons why most users rank it as one of the best PC Android emulators.