To edit a trigger entry:
On the Scheduling page, select the trigger in question from the trigger list.
Its details display in the configuration panel to the right.
Make the relevant changes to the trigger details where necessary.
Click Save to validate the changes.
If you click on any trigger in the list before finalizing the creation or modification of the current trigger, a dialog box prompts you to save the parameters in the configuration panel before switching to another trigger. Click Cancel to return to the configuration panel and save the parameters.