These is a question that often depresses or dispirit so many bloggers specifically the bloggers.
Wizloaded Team have decided to share out the information to the public on steps to reset your .com domain to the .com domain after a purchase from a domain site.
The following are the steps on how to reset your .com domain to .com or any other domain.

1. Log on to your blog using your Gmail account and make sure you type in your correct user name and password
2. On your blogger account. You locate settings and click on basic
3.From the basic, you will see publishing.
4. Directly below the publish is a link called the "+Set up a third -Party URL for your blog"
5. When you click on it, You immediately enter your new blog address "It must be a valid blog domain address you just recently registered e.g www.nightclass.com
6. Immediately it is inputed into the box, You click save
7. You will get an error message like
"www ghs.google.com"
"Pzra2vxsa41q"
"gv-chtsevopwvuiqn.dv.googlehosted.com"

More: http://wizloaded..com/2015/07/after-getting-com-domainwhat-next.html