iTerm2/Setting/Appearance/Theme/Regular

• This option in the drop-down ensures that iTerm2 follows the MacOS/Setting/Dipsplays/Night Shift schedule if MacOS/Setting/Appearance/LightDark/Auto is selected.
• iterm2 has the concept of terminal profiles. Each terminal profile can store separate settings for light and dark mode.
• Regardless of the value of MacOS/Setting/Dipsplays/Night Shift or MacOS/Setting/Appearance/LightDark/Auto values,
  • If you select iTerm2/Setting/Appearance/Theme/Light Mode, it will make it so that iTerm2/Setting/Profiles/Colors/Editing/Light Mode profile settings are activated,
  • If you select iTerm2/Setting/Appearance/Theme/Dark Mode, it will make it so that iTerm2/Setting/Profiles/Colors/Editing/Dark Mode profile settings are activated.