title: how to change the number of displayed products in Prestashop 1.6
body: <p>I have developed an online PrestaShop store !
  everything is OK, but i dont know how to change the number of products to be displayed in home tabs </p>
  
  <p>Thankyou in advance-</p>
  
  <p>i use PrstaShop 1.6</p>