The first step, run Xcode, select the emulator you want to run, run to your APP simulator, as shown below:
The second step, open Xcode -> Window -> Devices and Simulators, select "Simulators", you find emulator currently running, record Identifier ( "Identifier" This string is the simulator installation folder name)
The third step is to open up to visit, select "Go to Folder", input / Users / max / Library / Developer / CoreSimulator / Devices, where username max your system
/Users/max/Library/Developer/CoreSimulator/Devices/E5EDA7CD-7E7E-4683-971F-49D399D814A8/data/Containers/Bundle/Application
The fourth step is to find the "Identifier" (previously recorded) this folder, then enter the data -> Containers -> Bundle -> Application APP find below the currently running