Connect With Control-M: Performing Mass Updates In The Control-M Environment. In this webinar we demonstrate how to perform mass updates to job definitions using Find And Update, update 'Run as' users' credentials, change Agent parameters in batch, perform job definition updates with EM XML utilities and update conditions, resources, and host groups in batch. For more information on the monthly webinars, and to register for upcoming webinars, see the Control-M Communities page at communities.bmc.com. The videos are also hosted on YouTube www.Youtube.com/bmcsoftwarecontrolm