Test Cases tab tool bar contains the following options as shown in the below snapshot:

1. Select / Unselect all
   • Click on this checkbox to select / unselect all records available on the page.
2. Number of records dropdown
   • Select the number of records to be displayed in the current page from this dropdown. By default value is 20.
3. Expand / Collapse All button
   • Click on the expand all button to view the details of each test case available in the current page.
   • Similarly click on the collapse all button to hide the details of each test case available in the current page.
4. New Test Case button
   • Click on this button to create a new test case.
   • For more information, please read writing your first test case.
5. None Selected dropdown
   • Operations like cut/copy/paste etc can be performed by using this dropdown.
   • For more information, please read TC Actions dropdown.
6. Run all test cases button
   
   • Click on this button to execute the test case(s).
   • If some of the test case(s) are selected then only the selected test cases will be executed.
   • Otherwise all the filtered test cases will be executed.
   • For more information, please read executing test cases.
7. More dropdown
   • More actions like search and replace, export / import etc. can be performed by using this option.
   • For more information, please read TC More Actions dropdown.
8. Filter dropdown
   • Click on this dropdown to apply filters to filter out the records. 
   • For more information, please read TC Filters dropdown.
9. Reload button
   • Click on this button to reload the test cases.
10. Search Box
    • Any search term can provided here to search from the filtered list of test cases.