How to activate multishop functionality in prestashop ? 

Enabling the multistore feature

Turning your single-shop PrestaShop installation into a multi-shop one is very simple:

  1. Log-in to your shop's administration.
  2. Go to the "Shop Preferences" menu and select the "General" page.
  3. Find the "Enable multistore" option, select "Yes".
  4. Save your changes