By dragging them to the editor or clicking them with the middle mouse button. In this case, clicking a breakpoint will toggle its state between enabled and disabled.
You can also choose whether you want a confirmation dialog to be displayed when you are about to remove a conditional or a logging breakpoint
Use this spin box to specify the port on which the built-in web server runs. By default this port is set to port 63342 through which CLion accepts connections from services. You can set the port number to any other value starting with 1024 and higher.
Can accept external connections
If this checkbox is selected, then the files on the built-in server running on the specified port are accessible from another computer. If this checkbox is cleared (by default), then the debugger listens only to local connections.
Allow unsigned requests
For security reasons, any request to a page on the built-in server from outside CLion is by default rejected and the following authorization popup is displayed: To access the requested page, click Copy authorization URL to clipboard and paste the generated token in the address bar of the browser.
However this behavior may be annoying, for example, it may block your debugging session if manual intervention is impossible. To suppress displaying the authorization popup, select the Allow unsigned requests checkbox.