In your stream, click the
button:
Select the Invite Learners tab to invite your learners to this stream.

You have three options:
Manage Users
Add users or groups to the stream. The users and groups must be created on the platform.
Invite by email
List the email addresses of your learners (comma separated) and click Send. An email will be sent to the learners inviting them to self-register to the platform and join your stream.
Invite with link or QR
Send the link or QR to your learners. When they click on the link or scan the QR code, they will self-register to the platform and join your stream.
Note that anyone with the link can join your stream.