diff --git a/.idea/misc.xml b/.idea/misc.xml
index 18ad7e3..8bddb52 100644
--- a/.idea/misc.xml
+++ b/.idea/misc.xml
@@ -1,5 +1,5 @@
 <?xml version="1.0" encoding="UTF-8"?>
 <project version="4">
   <component name="ExternalStorageConfigurationManager" enabled="true" />
-  <component name="ProjectRootManager" version="2" languageLevel="JDK_17" default="true" project-jdk-name="corretto-18" project-jdk-type="JavaSDK" />
+  <component name="ProjectRootManager" version="2" languageLevel="JDK_18" default="true" project-jdk-name="corretto-18" project-jdk-type="JavaSDK" />
 </project>
\ No newline at end of file
diff --git a/lwjgl-rundir/codecjorbis-20101023.jar b/lwjgl-rundir/codecjorbis-20101023.jar
deleted file mode 100644
index e7e1f4a..0000000
Binary files a/lwjgl-rundir/codecjorbis-20101023.jar and /dev/null differ
diff --git a/lwjgl-rundir/codecwav-20101023.jar b/lwjgl-rundir/codecwav-20101023.jar
deleted file mode 100644
index 7b6b1bd..0000000
Binary files a/lwjgl-rundir/codecwav-20101023.jar and /dev/null differ
diff --git a/lwjgl-rundir/eaglercraft.jar b/lwjgl-rundir/eaglercraft.jar
index cc119a5..faaac96 100644
Binary files a/lwjgl-rundir/eaglercraft.jar and b/lwjgl-rundir/eaglercraft.jar differ
diff --git a/lwjgl-rundir/libraryjavasound-20101123.jar b/lwjgl-rundir/libraryjavasound-20101123.jar
deleted file mode 100644
index f1681b7..0000000
Binary files a/lwjgl-rundir/libraryjavasound-20101123.jar and /dev/null differ
diff --git a/lwjgl-rundir/librarylwjglopenal-20100824.jar b/lwjgl-rundir/librarylwjglopenal-20100824.jar
deleted file mode 100644
index 2f5e910..0000000
Binary files a/lwjgl-rundir/librarylwjglopenal-20100824.jar and /dev/null differ
diff --git a/lwjgl-rundir/soundsystem-20120107.jar b/lwjgl-rundir/soundsystem-20120107.jar
deleted file mode 100644
index 52b6468..0000000
Binary files a/lwjgl-rundir/soundsystem-20120107.jar and /dev/null differ
diff --git a/src/main/java/net/minecraft/src/Minecraft.java b/src/main/java/net/minecraft/src/Minecraft.java
index 2158e57..f386770 100644
--- a/src/main/java/net/minecraft/src/Minecraft.java
+++ b/src/main/java/net/minecraft/src/Minecraft.java
@@ -12,18 +12,11 @@ import java.nio.charset.StandardCharsets;
 import java.text.DecimalFormat;
 import java.util.*;
 import javax.imageio.ImageIO;
-import org.lwjgl.LWJGLException;
-import org.lwjgl.Sys;
-import org.lwjgl.opengl.Display;
-import org.lwjgl.opengl.DisplayMode;
-import net.lax1dude.eaglercraft.EaglerAdapter;
-import org.lwjgl.util.glu.GLU;
 
 public class Minecraft
 {
     /** A 10MiB preallocation to ensure the heap is reasonably sized. */
     public static byte[] memoryReserve = new byte[10485760];
-    private static final List macDisplayModes = new ArrayList<>(List.of(new DisplayMode[]{new DisplayMode(2560, 1600), new DisplayMode(2880, 1800)}));
     private ServerData currentServerData;
 
     /** The RenderEngine instance used by Minecraft */
@@ -496,55 +489,9 @@ public class Minecraft
         return var4;
     }
 
-    private void updateDisplayMode() throws LWJGLException
+    private void updateDisplayMode()
     {
-        HashSet var1 = new HashSet();
-        Collections.addAll(var1, Display.getAvailableDisplayModes());
-        DisplayMode var2 = Display.getDesktopDisplayMode();
-
-        if (!var1.contains(var2) && Util.getOSType() == EnumOS.MACOS)
-        {
-            Iterator var3 = macDisplayModes.iterator();
-
-            while (var3.hasNext())
-            {
-                DisplayMode var4 = (DisplayMode)var3.next();
-                boolean var5 = true;
-                Iterator var6 = var1.iterator();
-                DisplayMode var7;
-
-                while (var6.hasNext())
-                {
-                    var7 = (DisplayMode)var6.next();
-
-                    if (var7.getBitsPerPixel() == 32 && var7.getWidth() == var4.getWidth() && var7.getHeight() == var4.getHeight())
-                    {
-                        var5 = false;
-                        break;
-                    }
-                }
-
-                if (!var5)
-                {
-                    var6 = var1.iterator();
-
-                    while (var6.hasNext())
-                    {
-                        var7 = (DisplayMode)var6.next();
-
-                        if (var7.getBitsPerPixel() == 32 && var7.getWidth() == var4.getWidth() / 2 && var7.getHeight() == var4.getHeight() / 2)
-                        {
-                            var2 = var7;
-                            break;
-                        }
-                    }
-                }
-            }
-        }
-
-        Display.setDisplayMode(var2);
-        this.displayWidth = var2.getWidth();
-        this.displayHeight = var2.getHeight();
+        this.updateDisplay();
     }
 
     public static EnumOS getOs() {
@@ -1002,16 +949,10 @@ public class Minecraft
      */
     public void setIngameFocus()
     {
-        if (Display.isActive())
-        {
-            if (!this.inGameHasFocus)
-            {
-                this.inGameHasFocus = true;
-                this.mouseHelper.grabMouseCursor();
-                this.displayGuiScreen((GuiScreen)null);
-                this.leftClickCounter = 10000;
-            }
-        }
+        this.inGameHasFocus = true;
+        this.mouseHelper.grabMouseCursor();
+        this.displayGuiScreen((GuiScreen)null);
+        this.leftClickCounter = 10000;
     }
 
     /**
@@ -1019,12 +960,12 @@ public class Minecraft
      */
     public void setIngameNotInFocus()
     {
-        if (this.inGameHasFocus)
-        {
+        //if (this.inGameHasFocus)
+        //{
             KeyBinding.unPressAllKeys();
             this.inGameHasFocus = false;
             this.mouseHelper.ungrabMouseCursor();
-        }
+        //}
     }
 
     /**
@@ -1162,56 +1103,7 @@ public class Minecraft
      */
     public void toggleFullscreen()
     {
-        try
-        {
-            this.fullscreen = !this.fullscreen;
 
-            if (this.fullscreen)
-            {
-                this.updateDisplayMode();
-                this.displayWidth = Display.getDisplayMode().getWidth();
-                this.displayHeight = Display.getDisplayMode().getHeight();
-
-                if (this.displayWidth <= 0)
-                {
-                    this.displayWidth = 1;
-                }
-
-                if (this.displayHeight <= 0)
-                {
-                    this.displayHeight = 1;
-                }
-            }
-            else
-            {
-                Display.setDisplayMode(new DisplayMode(this.tempDisplayWidth, this.tempDisplayHeight));
-                this.displayWidth = this.tempDisplayWidth;
-                this.displayHeight = this.tempDisplayHeight;
-
-                if (this.displayWidth <= 0)
-                {
-                    this.displayWidth = 1;
-                }
-
-                if (this.displayHeight <= 0)
-                {
-                    this.displayHeight = 1;
-                }
-            }
-
-            if (this.currentScreen != null)
-            {
-                this.resize(this.displayWidth, this.displayHeight);
-            }
-
-            Display.setFullscreen(this.fullscreen);
-            Display.setVSyncEnabled(this.gameSettings.enableVsync);
-            Display.update();
-        }
-        catch (Exception var2)
-        {
-            var2.printStackTrace();
-        }
     }
 
     /**