Customizing Powered by Attribution in blogger

A-o-A! One of my friends was asking me "How to solve the issue of Copyright content?" I said, "in which part it was showing copyright issue?" She said,"it was showing at footer area, attribution same as default. how can we solve it?" Then I opened my blog and I am also surprised she was right saying. So friends I got the solution... Today we will discuss how to customize Powered by area and how can we remove from our blog default attribution and add our own copyright attribution. 
Default Attribution as shown as below
See pic below!

Disable Comments in a single page or post in blogger

A-o-A! Today our topic is How to Enable or Disable comments in a single page or a single post. This feature is added in 2013 by blogger. In my point of view this feature is very cool and by use it our blog pages look like professional. Now the question is Why this tool is necessary? The answer is when we create pages like About me, Contact me etc. In these pages we don't need to publish any comment. So we want to close this comment box only in this page. Today I will teach how can we do this? Now without time waste let's get started!