How to Install a New and Best Blogger Template?

Every webmaster want to better design to her blog or website,there are have no alternative way to choose a good template  to do better design for blog or website,only  a good template can increase your blog or website popularity and nicey,if you install a new and good template visitor will like your blog and you get more visitor for good template,so i saggest all blogger  to install  a new & Sharing is sexy