xdg-settings

"xdg-settings" is a command-line tool in Linux that allows users to retrieve and modify the current default settings for various desktop environments. It is part of the xdg-utils package, which provides a set of utilities for integrating desktop environments with the FreeDesktop.org specifications. With "xdg-settings," users can manage default applications for web browsing, email clients, terminal emulators, and more. This tool allows users to set their preferred applications for different file types and protocols. Additionally, "xdg-settings" enables users to check or change the default web browser, window manager, or file manager. It is a versatile tool that provides a convenient way to configure default settings in a multi-environment Linux system.