diff --git a/res/values-vi/cherish_strings.xml b/res/values-vi/cherish_strings.xml
index 8a65148..1af116a 100644
--- a/res/values-vi/cherish_strings.xml
+++ b/res/values-vi/cherish_strings.xml
@@ -27,6 +27,7 @@
     <string name="volume_title">Phím rockers</string>
     <string name="notifications_title">Thông báo</string>
     <string name="device_part_title">Chứ năng thiết bị</string>
+    <string name="blur_tiles_title">Làm mờ</string>
 
     <!-- General strings -->
     <string name="ok">OK</string>
@@ -51,4 +52,5 @@
     <!-- QS category -->
     <string name="enable_clear_all_button">Thay thế xóa tất cả văn bản bằng nút đẹp</string>
     <string name="enable_clear_all_button_summary">Hiển thị xóa tất cả nút thông báo trong cài đặt nhanh thay vì văn bản mặc định</string>
+
 </resources>
diff --git a/res/values/cherish_strings.xml b/res/values/cherish_strings.xml
index 131db1c..6dbc3f4 100644
--- a/res/values/cherish_strings.xml
+++ b/res/values/cherish_strings.xml
@@ -27,6 +27,7 @@
     <string name="volume_title">Volume rockers</string>
     <string name="notifications_title">Notifications</string>
     <string name="device_part_title">Device features</string>
+    <string name="qs_category">QS category</string>
 
     <!-- General strings -->
     <string name="ok">OK</string>
@@ -53,6 +54,8 @@
     <string name="enable_clear_all_button_summary">Show clear all notifications button in quick settings instead of default text one</string>
     <string name="qs_bg_use_new_tint">QS tile colors</string>
     <string name="qs_bg_use_new_tint_summary">Use accent color for qs tile icons and background</string>
+    <string name="qs_blur_alpha_title">Blur alpha</string>
+    <string name="qs_blur_alpha_summary">Sets the blur transparency</string>
     <string name="blur_quicksettings">Blur behind quick settings (beta)</string>
     <string name="blur_quicksettings_subtitle">blurs darkened background behind quick settings</string>
 
diff --git a/res/xml/cherish_settings_quicksettings.xml b/res/xml/cherish_settings_quicksettings.xml
index 73c706f..352e447 100644
--- a/res/xml/cherish_settings_quicksettings.xml
+++ b/res/xml/cherish_settings_quicksettings.xml
@@ -34,6 +34,16 @@
             android:summary="@string/blur_quicksettings_subtitle"
             android:defaultValue="true" />
 
+      <com.cherish.settings.preferences.CustomSeekBarPreference
+        android:key="qs_blur_alpha"
+        android:title="@string/qs_blur_alpha_title"
+        android:summary="@string/qs_blur_alpha_summary"
+        android:max="100"
+        settings:min="1"
+        settings:unitsRight="@string/unit_percent"
+        android:persistent="false"
+        android:dependency="qs_blur" />
+
     <com.cherish.settings.preferences.SystemSettingSwitchPreference
       android:key="dismiss_all_button"
 	  android:icon="@drawable/ic_x"
diff --git a/src/com/cherish/settings/fragments/QuickSettings.java b/src/com/cherish/settings/fragments/QuickSettings.java
index 4ae769c..2905c3a 100644
--- a/src/com/cherish/settings/fragments/QuickSettings.java
+++ b/src/com/cherish/settings/fragments/QuickSettings.java
@@ -14,6 +14,7 @@ import androidx.preference.Preference;
 import androidx.preference.PreferenceScreen;
 import androidx.preference.Preference.OnPreferenceChangeListener;
 import androidx.preference.SwitchPreference;
+import com.cherish.settings.preferences.CustomSeekBarPreference;
 import android.provider.Settings;
 import com.android.settings.R;
 import com.android.settings.SettingsPreferenceFragment;
@@ -26,7 +27,9 @@ import java.util.ArrayList;
 
 public class QuickSettings extends SettingsPreferenceFragment implements
         OnPreferenceChangeListener {
-
+   private static final String QS_BLUR_ALPHA = "qs_blur_alpha";
+  
+   private CustomSeekBarPreference mQSBlurAlpha;
 
     @Override
     public void onCreate(Bundle icicle) {
@@ -36,12 +39,22 @@ public class QuickSettings extends SettingsPreferenceFragment implements
 
         PreferenceScreen prefScreen = getPreferenceScreen();
         ContentResolver resolver = getActivity().getContentResolver();
+        mQSBlurAlpha = (CustomSeekBarPreference) findPreference(QS_BLUR_ALPHA);
+        int qsBlurAlpha = Settings.System.getInt(getContentResolver(),
+                Settings.System.QS_BLUR_ALPHA, 100);
+        mQSBlurAlpha.setValue(qsBlurAlpha);
+        mQSBlurAlpha.setOnPreferenceChangeListener(this);
 
         }
 
     @Override
     public boolean onPreferenceChange(Preference preference, Object newValue) {
-
+         if (preference == mQSBlurAlpha) {
+            int value = (Integer) newValue;
+            Settings.System.putInt(getContentResolver(),
+                    Settings.System.QS_BLUR_ALPHA, value);
+            return true;
+        }
         return false;
     }