"To add a control" means to include a function or feature in a situation or system that helps manage or regulate it. It could involve implementing measures to ensure safety, efficiency, or better outcomes in a process or activity. Full definition
The following article describes the manual method for adding the Control Panel to the right - click menu and provides a registry file to easily apply the hack. (howtogeek.com)
Publishing is not super easy, but self - publishing does allow for added control over your content and flexibility that has not been seen in traditional publishing! (badredheadmedia.com)