Grant non-admins Site Identity Options in WordPress

non-admin-site-identity-wp.php

<?php

/**
 * Allows certain Customizer Settings to not require `manage_options`
 * Since no one wants to give Clients Admin Access if they don't have to.
 *
 * You will need to grant them `edit_theme_options` for this example, which will also give them access to the Customizer
 */
add_action( 'customize_register', 'add_site_identity_for_non_admins' );
function add_site_identity_for_non_admins( $wp_customize ) {
	$wp_customize->get_setting( 'blogname' )->capability = 'edit_theme_options';
	$wp_customize->get_setting( 'blogdescription' )->capability = 'edit_theme_options';
	$wp_customize->get_setting( 'site_icon' )->capability = 'edit_theme_options';
}