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