You can set the Footer in the backend here. Go to your Dashboards > Appearance > Cueto Options > Footer Settings:
 Phone number: Set the Phone number on Footer here.
 Email: Insert Email Address on Footer here.
 Information: Add the infomations which you want to display on Footer here.
 Enable Footer Socials: Click Enable button to show Footer Socials on Footer, otherwise click Disable.
 Footer Copyright Text: Enter the Copyright Text on Footer here.