Remove Student count from Instructing Courses page

1. Go to WP Admin -> Appearance -> Customiser

2. Locate Custom CSS block and add this code :

.block.courseitem.course2 .block_content .star-rating+strong { display: none; }
.block.courseitem.course2 span.clear{border:none;}
.block.courseitem.course2 .star-rating{display:none;}

Check below screenshots :

Before :

 

After :