How to use the Jira Test Template in a Jira Issue / embedd it in a Jira Case for Testers to use?

[Angelika Petry]

A test Template was created (SAPCR-T48).

Question 1:

How to add a Test in an existing Jira Issue?

Question 2:

How to use the predefined Test Template for this test?

Thank you for your help!