1. Click on the folder of the test phase where you're adding test cases to and then click on the button at top left of the interface.
2. Search for the test cases that you want to add by utilizing the search options as follows:
3. Once you have your selected test cases, simply click on the "Save" button at the bottom right of the interface.
1. Click on the folder of the test phase to view the the test cases that are added in this test phase.
2. In the table of test cases, select the test cases that you want to delete from the test phase.
3. Simply clicking on the button at the top right of the interface once you've selected the test cases that you want to delete.
4. Click on the "Delete" button to finalize the delete and remove the test case(s) selected.