This wikiHow teaches you how to quit an application that has stopped responding on your Mac. Open the Apple menu. It's the black Apple on icon in the upper-left corner of the screen.
Method 1 of 5:
Open the Apple menu. It's the black Apple on icon in the upper-left corner of the screen.
Click on Force Quit… toward the middle of the menu.
Method 2 of 5:
Using a Keyboard Shortcut
Press ⌘+⌥ Option+Esc. The "Force Quit" dialog box will open.
Click on Force Quit. The app will quit and can be restarted.
Method 3 of 5:
Using the Dock
Press ⌥ Option on your keyboard.
Right-click or control-click the application in the Dock.
Click Force Quit.
Method 4 of 5:
Using Activity Monitor
Click on Spotlight. It's the magnifying glass in the upper-right corner of the screen.
Type "Activity Monitor" in the search field.
Click on Activity Monitor under "Applications."
Click on the application you want to quit.
Click on "Quit Process" in the upper-left corner of the window. This will stop the application from running.
Method 5 of 5:
Using Terminal
Type "top" and press ⏎ Return. The 'top' command displays information about the applications that are currently running.
Find the PID (Process ID). Once you find the name of program, find the number to the immediate left of it, under the PID column. Make a note of the PID number.
Type "q". This will exit the list of applications and return you to the command line.
Exit the terminal. The application should quit and you can be relaunched.
Update 04 March 2020
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