Click on the Start button > Settings > System > About.You can learn this by following the steps given below: In any of these cases, you need to know which version of Windows you're using in order to download the compatible version of BlueStacks. Another case is if you have downloaded an incompatible version of the BlueStacks app player from a 3rd party website.This error message may also be issued if you have a 32-bit Operating System machine and the version of BlueStacks app player is of 64-Bit OS.This error message appears if you have a 64-bit Operating System machine and the version of BlueStacks app player you are trying to download is for a 32-bit OS.If you get an error message while installing BlueStacks that says, 'This version of BlueStacks installer is not compatible with your version of Windows', then there can be a few reasons for it:

How can I install the compatible version?

This article will teach you how to install a version of BlueStacks that is compatible with your PC, in the event that you face an issue with compatibility during installation.

Bluestacks download first version