I am using this theme:
darkmix:
# Main colors
primary-color: '#03A9F4'
accent-color: 'red'
dark-primary-color: 'var(--primary-color)'
light-primary-color: 'var(--primary-color)'
# Text colors
primary-text-color: 'white'
text-primary-color: 'var(--primary-text-color)'
secondary-text-color: 'silver'
disabled-text-color: 'silver'
label-badge-border-color: 'lime'
# Background colors
primary-background-color: '#141A32'
secondary-background-color: '#141A32'
divider-color: 'var(--primary-color)'
# Table rows
table-row-background-color: 'var(--primary-background-color)'
table-row-alternative-background-color: 'var(--primary-background-color)'
# Nav Menu
paper-listbox-color: 'var(--primary-color)'
paper-listbox-background-color: 'var(--primary-background-color)'
paper-grey-50: 'var(--primary-text-color)'
sidebar-icon-color: 'var(--primary-color)'
# Paper card
paper-card-header-color: 'var(--primary-color)'
paper-card-background-color: "#1E2747"
paper-dialog-background-color: 'var(--primary-background-color)'
paper-item-icon-color: 'var(--primary-color)'
paper-item-icon-active-color: 'lime'
paper-item-icon_-_color: 'lime'
paper-item-selected_-_background-color: '#282C34'
paper-tabs-selection-bar-color: 'lime'
# Labels
label-badge-red: 'var(--primary-color)'
label-badge-text-color: 'var(--primary-text-color)'
label-badge-background-color: 'var(--paper-card-background-color)'
# Switches
paper-toggle-button-checked-button-color: 'var(--primary-color)'
paper-toggle-button-checked-bar-color: 'var(--primary-color)'
paper-toggle-button-checked-ink-color: 'var(--primary-color)'
paper-toggle-button-unchecked-button-color: 'var(--disabled-text-color)'
paper-toggle-button-unchecked-bar-color: 'var(--disabled-text-color)'
paper-toggle-button-unchecked-ink-color: 'var(--disabled-text-color)'
# Sliders
paper-slider-knob-color: 'var(--primary-color)'
paper-slider-knob-start-color: 'var(--primary-color)'
paper-slider-pin-color: 'var(--primary-color)'
paper-slider-active-color: 'var(--primary-color)'
paper-slider-container-color: 'linear-gradient(var(--primary-background-color), var(--secondary-background-color)) no-repeat'
paper-slider-secondary-color: 'var(--secondary-background-color)'
paper-slider-disabled-active-color: 'var(--disabled-text-color)'
paper-slider-disabled-secondary-color: 'var(--disabled-text-color)'
# Google colors
google-red-500: 'red'
google-green-500: 'lime'
# Date picker
lumo-primary-text-color: 'var(--primary-color)'
lumo-body-text-color: 'var(--primary-color)'
lumo-primary-color: 'var(--primary-color)'
paper-grey-200: 'var(--paper-card-background-color)'
ha-card-border-radius: '20px'
# ha-card-background: rgba(150, 150, 150, .1)
mini-media-player-accent-color: var(--primary-text-color)
mini-media-player-overlay-color: rgba(255, 255, 255, .75)
mini-media-player-artwork-opacity: 1
mini-media-player-progress-height: 24px
But when going to the the ‘manage connected devices’ in the settings i get this:
What to add in the theme to make also this setting visible?