Yes, it's okay to close the browser if there `mudfish` , `mudflow` and `mudrun` processes are running on the background https://docs.mudfish.net/en/docs/mudfish-cloud-vpn/faq-program-common/#can-i-close-the-browser-while-playing [https://docs.mudfish.net/en/docs/mudfish-cloud-vpn/desktop-howto-use/](https://docs.mudfish.net/en/docs/mudfish-cloud-vpn/desktop-howto-use/'/>