The following documentation demonstrates the process of re-enabling a custom NavBar in a Desire2Learn course.
Log into your Desire2Learn course.
Select Edit Course.
Click Navigation & Themes.
From the Active NavBar drop-down menu, select the alternate NavBar that you would like.
*Note: A common name for a custom NavBar is CU Course NavBar Default Copy.
Click Apply and your NavBar will be applied. Go back to the homepage to confirm that the changes were made.