If you have created a blog but after sometime you want to change the address of your blog. Blogger offers the option to change the blog address at any time, just with the domain you want should be free (not already used by someone else).
Changing the domain name of your blog is simple, if you want to change using a Blogger blogspot domain ( .Blogspot.com), follow the steps below:
How to change the address / domain in Blogger
1) Log in to Blogger , click ” Settings “;
2) Enter the tab ” Basic “and click” Edit “at the address Blog
3) Type the desired NEW NAME and click save. If the new domain name is free it will be adhered to your blog.