Page History
...
To execute Test Runs inline from the Test view the Test issue screen, this option must be enabled in the Xray administration page. The option for setting the Test Run status manually, without having to execute all Test Steps (or Examples in case of Cucumber Tests), must also be enabled in the Xray administration page.
...
To execute a test in an Ad hoc manner:
Step 1: Open the test Test issue you wish to execute.
...