Manual enrollment is a straightforward method to invite users to join your course. Before proceeding, it's important to ensure that the user has already registered on the platform. (Registration link is available at https://fac.dev/login/signup.php)

Steps to Enroll Users:

Log in to your FacDev account as an administrator or course instructor. 

Once you are inside your course, select the "option", typically located in bottom left corner of the course page if you are using Chrome browser. Select "more" from the list. Within the course administration panel, find and select the "Users" tab.

Select "Enrolment methods".

Make sure  "Manual enrollments" has its "eye" opened under the Edit column.

Select the gear button on the top right corner and choose the "Participants" page.

Choose "enrol users". 

Select users by name or email that they use for registration. 

Assign appropriate role to the user.

Once roles are assigned, select "Enrol selected users and cohorts" to complete the enrollment process.