hi,
please make sure you have enable touch points in lms setting and also enable the welcome email setting in registration form.
Please note that the activation emails is sent by the Buddypress in plain text as of now .
Please check if you have setup any activation emails in Buddypress emails from wp-admin >> emails .
If not then please set one .
refer : http://prntscr.com/brx18f
http://prntscr.com/brx1ju
make sure you have disable skip mail verification: https://prnt.sc/rv9yp5
Create course button is not showing because there is no edit course page selected in your wp-admin -> wplms -> course manager -> edit course page .
IF there is no page selected then please select a edit course page .
If there is no edit course page in your site then please create one and put the shortcode " [edit_course] " in that page and select it in the wp-admin -> wplms -> course manager -> edit course page .
You can refer this tip to add the create course link in the instructor profile :https://wplms.io/support/knowledge-base/add-create-a-course-link-in-instructors-left-member-menu/