Click Manage Custom Tests from the Tools menu, which is found on the MCS main menu to the right hand side.
Enter a name for the custom test and click the create button.
A custom test is capable of running more than one test. Simply check the boxes next to the test(s) required. Each test will expand when checked to reveal more customisable options. See the tutorials menu for more information on configuring tests.
Click the Save Test button
The newly created test will appear in the Custom Test list. This test can now be used to publish to a web page.