ReferenceSettings/PreferencesAppearance and BehaviorAppearance and Behavior Last modified: 03 November 2021File | Settings | Appearance and Behavior for Windows and LinuxCLion | Preferences | Appearance and Behavior for macOSCtrl+Alt+S When you select the Appearance and Behavior category in the left-hand pane, its main subcategories are listed in the right-hand part of the dialog.