bp_core_remove_nav_item( string $slug, string|null $component = null )

function bp_core_remove_nav_item( $slug, $component = null ) {
	$bp = buddypress();

	// Backward compatibility for removing group nav items using the group slug as `$parent_slug`.
	if ( ! $component && bp_is_active( 'groups' ) && isset( $bp->groups->nav ) ) {
		if ( $bp->groups->nav->get_primary( array( 'slug' => $slug ) ) ) {
			$component = 'groups';
		}
	}

	if ( ! $component ) {
		$component = 'members';
	}

	if ( ! isset( $bp->{$component}->nav ) ) {
		return false;
	}

	$screen_functions = $bp->{$component}->nav->delete_nav( $slug );

	// Reset backcompat nav items so that subsequent references will be correct.
	$bp->bp_nav->reset();
	$bp->bp_options_nav->reset();

	if ( ! is_array( $screen_functions ) ) {
		return false;
	}

	foreach ( $screen_functions as $screen_function ) {
		// Remove our screen hook if screen function is callable.
		if ( is_callable( $screen_function ) ) {
			remove_action( 'bp_screens', $screen_function, 3 );
		}
	}

	return true;
}