Vitux published a tutorial about how to install and use GNOME system monitor and task manager in Debian 10.
How to Install and Use GNOME System Monitor and Task Manager in Debian 10
Similar to Windows Task Manager that you might have used for years, Debian also comes with a pre-installed resource and process monitoring tool known as GNOME System Monitor. Along with monitoring, it also allows you to stop, continue, kill, and end processes running on your system.
How to Install and Use GNOME System Monitor and Task Manager in Debian 10