Follow the steps mentioned here : link . You just have to edit the page and change its content from wp-admin-> pages -> find course status page and edit its contents .
Since most of your queries are related to theme settings , it is a kind request, Please go through the :
1. WPLMS Documentation : http://vibethemes.com/envato/wplms/documentation/
2. WPLMS Youtube Videoos : https://www.youtube.com/user/VibeThemes/videos
3. WPLMS Forums : http://vibethemes.com/documentation/wplms/forums/
You will get most of the answers there.
Also if you have queries
1. Create separate topics for the separate issues.
2. Please elaborate them.
3. Give proper steps to replicate the issue.
4. Also provide screenshots by uploading them using http://prnt.sc/
5. If you want to send us a video of the issue, use https://screencast-o-matic.com/ to upload and share url of the video.