How to clear or remove pending or failed workflows/tasks in SDDC

1.From the task, click the failed workflows and get the workflow ID,

2. Replace id and run it on SDDC,

curl -X DELETE 127.0.0.1/tasks/registrations/<ID OF THE FAILED TASK>

3.curl -X DELETE 127.0.0.1/tasks/registrations/00cbc267-6473-4422-8fdd-cf977901d2da

4.Check from the tasks bar now , its no longer there,

5. Do the same thing for others failed workflows

6.Clean now,