Legacy Documentation: Version 4.3.0
QualitySettings.DecreaseLevel
static function DecreaseLevel(applyExpensiveChanges: bool = false): void;
static void DecreaseLevel(bool applyExpensiveChanges = false);
static def DecreaseLevel(applyExpensiveChanges as bool = false) as void
Parameters

applyExpensiveChanges Should expensive changes be applied (Anti-aliasing etc).
Description

Decrease the current quality level.

	QualitySettings.DecreaseLevel(false);

using UnityEngine;
using System.Collections;

public class Example : MonoBehaviour {
    void Example() {
        QualitySettings.DecreaseLevel(false);
    }
}

import UnityEngine
import System.Collections

public class Example(MonoBehaviour):

	def Example() as void:
		QualitySettings.DecreaseLevel(false)
IncreaseLevel and DecreaseLevel functions only apply anti-aliasing if applyExpensiveChanges is true.

See Also: IncreaseLevel, Quality Settings.