diff --git a/app/src/main/java/com/termux/x11/MainActivity.java b/app/src/main/java/com/termux/x11/MainActivity.java
index 52c642f..d518434 100644
--- a/app/src/main/java/com/termux/x11/MainActivity.java
+++ b/app/src/main/java/com/termux/x11/MainActivity.java
@@ -87,22 +87,6 @@ public class MainActivity extends AppCompatActivity {
         Window window = getWindow();
         View decorView = window.getDecorView();
 
-        if (hasFocus && preferences.getBoolean("fullscreen", false))
-        {
-            window.setFlags(WindowManager.LayoutParams.FLAG_FULLSCREEN,
-                    WindowManager.LayoutParams.FLAG_FULLSCREEN);
-            decorView.setSystemUiVisibility(
-                   View.SYSTEM_UI_FLAG_LAYOUT_STABLE
-                 | View.SYSTEM_UI_FLAG_LAYOUT_HIDE_NAVIGATION
-                 | View.SYSTEM_UI_FLAG_LAYOUT_FULLSCREEN
-                 | View.SYSTEM_UI_FLAG_HIDE_NAVIGATION
-                 | View.SYSTEM_UI_FLAG_FULLSCREEN
-                 | View.SYSTEM_UI_FLAG_IMMERSIVE_STICKY);
-        } else {
-            window.clearFlags(WindowManager.LayoutParams.FLAG_FULLSCREEN);
-            decorView.setSystemUiVisibility(0);
-        }
-
 	if (preferences.getBoolean("Reseed", true))
 	{
 	    window.setSoftInputMode(WindowManager.LayoutParams.SOFT_INPUT_ADJUST_RESIZE);
diff --git a/app/src/main/res/xml/preferences.xml b/app/src/main/res/xml/preferences.xml
index 4088571..6c6b178 100644
--- a/app/src/main/res/xml/preferences.xml
+++ b/app/src/main/res/xml/preferences.xml
@@ -7,11 +7,6 @@
         android:summary="Show keyboard with additional keys."
         android:key="showAdditionalKbd" />
     
-    <CheckBoxPreference 
-	android:title="Fullscreen mode"
-        android:defaultValue="false"
-        android:key="fullscreen" />
-    
     <ListPreference
         android:title="Touchscreen input mode"
         android:key="touchMode"