How to set post number to display in fornt page in wordpress

As a wordpress user you need to decide that how many post will show on your front page, and sometimes you need to change post number.
To set post number in wordpress to display in front page,

HOW TO INSTALL A NEW THEME TO WORDPRESS

If you need to install a theme, at first you have to choose and collect it. After that you can install it. There are many free wordpress theme available in internet, you can collect a free theme for your site or you can buy a premium theme. Here I'll show you how to install a custom theme to your site.