Any one help me to install manager-server-edition
Please
Which of the editions are you using? Server, desktop or even cloud?
Desktop
Up there it was edited to server edition. Down my comment it says desktop.
Check out how to install server here:
Or here
Read both sites before you begin.
You may have to add more information for us to understand your situation better. But test the stages in the provided links.
For the desktop just download it and install and open the business and create your first business.