The application itself is rather heavy, clocking in at a little over 500MB. After Installation, run it and open Google PlayīlueStacks is free to download and install but if you are running on “modest” hardware, welcome to lag city.Download and Install Whatsapp Messenger on your PC from Google Play Store.Enable the Google PlayStore in BlueStacks.Download BlueStacks Emulator Software via BlueStacks on your PC and install it.How to Install and Use Whatsapp on BlueStacks It is more like running an Android Virtual Machine and then using the Android environment, Google Play and all, to install WhatsApp and any other Android app for that matter. BlueStacks is, for all intents and purposes, an Android sub-system for your Windows PC. I have tried many options but the one that makes sense at all is BlueStacks.