To add a new course file, navigate LMS > Course > New Course File.
Fill the details and Upload/Save to it.
View
To View uploaded course file, navigate LMS > Course > List of Courses->Selected Course in which file is uploaded and Right Click on it and navigate Browse Course and click on File Node.
Edit
To Edit Course File, navigate LMS > Course > List of Course->Selected Course in which file is uploaded and Right Click on it and navigate Browse Course >File->Right Click ->Edit Course File.