The only answer on this question I saw - go start another copy on the different port.
Switching from one Meteor workspace to another
Okay, I see that I can run another one o
Enter command "Ctrl + C" on the terminal where you want to stop process is running. This is the easiest way to kill the process in both Mac and Ubuntu and Windows.And you can use "meteor run --port portnumber" to run the two or more projects at the same time