We have several users asking for similar customisations. So here are collated CSS customisations.
You need to add the code part for each of the below option in WP Admin -> Appearance -> Customise -> Custom CSS.
Remove in course block 1
1. Remove star rating
Remove in course block 1
1. Remove star rating
.block.courseitem .block_content .star-rating{
display:none !important;
}
2. Remove students
.block.courseitem .block_content .instructor_course+strong{
display:none !important;
}
Remove in course block 2

1. Remove star rating and reviews
.block.courseitem.course2 .block_content .star-rating{
display:none !important;
}
2. Remove students
.block.courseitem.course2 .block_content .star-rating+strong{
display:none !important;
}
Remove on all courses page and my courses page
- Remove Star rating
#course-list li .item-meta strong {
display: none !important;
}
2 Remove students enrolled
#course-list li .item-meta .students {
display: none !important;
}
3 Remove both star rating and the students enrolled
#course-list li .item-meta {
display: none !important;
}
Remove on single course page

1. Remove Reviews
Code:
.course_reviews{display:none !important;}
2. Remove Star rating
#buddypress div#item-header div#item-meta, #course-list .item-meta .star-rating{
display:none !important;
}
strong.course-star-rating,strong.course-star-rating+strong,.students {
display: none !important;
}
3. Remove students
#buddypress div#item-header div#item-meta .students{
display:none !important;
}
4. Remove Instructor
Code:
.single-course #item-admins{display:none !important;}
5. Remove students taking the course
Code:
.students_undertaking{display:none !important;}
6. Remove Breadcrumbs
Code:
.breadcrumbs{display:none !important;}
