Applying Custom Map Styles to the Map Field

add_filter( 'wpforms_geolocation_forms_field_get_map_field_settings', 'wpf_geolocation_forms_field_get_map_field_settings', 10, 3 );

function wpf_geolocation_forms_field_get_map_field_settings( $settings, $field, $form_data ): array {

	$settings = (array) $settings;

	if ( empty( $form_data['id'] ) ) {

		return $settings;

	}

	if ( (int) $form_data['id'] !== 111 ) { // TODO: Change 111 to your form ID.

		return $settings;

	}

	if ( ! isset( $field['id'] ) || (int) $field['id'] !== 222 ) { // TODO: Change 222 to your field ID.

		return $settings;

	}

	$settings['map']['map_id'] = 'your-map-id'; // TODO: Copy provided map ID from Google Cloud Console, e.g. '33d247ed660bc8g85438eb9b'.

	return $settings;

}