To Edit Genesis Footer Credit Links from Genesis Child themes is very simple all you need is the Genesis Simple Edits Plugin.
Follow this 6 steps to Edit Genesis Footer Credit Links:
1. Go to WordPress Dasboard -> Plugins -> add new -> and search for Genesis Simple Edits.
2. Install now, and Activate the plugin.
3. Then go to Genesis from the left side bar -> Simple Edits,
4. Locate Footer Out and remove any information from the box and enter the following code:
<p>© Copyright 2013 <a href=”http://yourdomain.com/”>YourDomain</a> · All Rights Reserved · Powered by <a href=”http://www.Domain.com=/”>Domain</a>
5. From the code replace all names and hyper links highlighted in red to yours.
6. Check mark Modify Entire Footer Text and Save Settings.
Video Tutorial: