how to Remove Blogger default Navbar

This Navbar seems to be of less importance because it doesn’t look cool at the top and take an extra space in your design.
It doesn’t have enough resources or tools for the reader so better vanish it from your blog. It’s easy to remove it, just

go to Edit HTML section of your blog and find :

]]></b:skin>

And add following code before hitting the above line.

#navbar-iframe { height:0px; display:none; visibility:hidden; }