Set the Default Theme for New Users - Set the default color theme for new Cortex XSOAR users by adding a server configuration. Users can change the theme in user preferences. - Administrator Guide - 6.10 - Cortex XSOAR - Cortex - Security Operations

By default, the color theme for new users is light. When you add the following server configurations, the selected theme is the one applied to all new users. Each user can change the theme in their user preferences.