diff --git a/src/main/java/com/unicenta/pos/forms/JRootKiosk.java b/src/main/java/com/unicenta/pos/forms/JRootKiosk.java
index fa77082..691720a 100644
--- a/src/main/java/com/unicenta/pos/forms/JRootKiosk.java
+++ b/src/main/java/com/unicenta/pos/forms/JRootKiosk.java
@@ -72,6 +72,10 @@ public class JRootKiosk extends javax.swing.JFrame implements AppMessage {
      * @throws java.io.IOException
      */
     public void initFrame(AppProperties props) throws IOException {
+
+        String osName = System.getProperty("os.name").toLowerCase();
+        boolean isWindows = osName.startsWith("windows");
+        boolean isMac = osName.startsWith("mac");
         
         m_OS = new OSValidator();
         m_props = props;
@@ -92,21 +96,16 @@ public class JRootKiosk extends javax.swing.JFrame implements AppMessage {
             setTitle(AppLocal.APP_NAME + " - " + AppLocal.APP_VERSION);
             
             Dimension d = Toolkit.getDefaultToolkit().getScreenSize();
-            setBounds(0, 0, d.width, d.height);        
+            if (isMac) {
+                setBounds(0, 25, d.width, d.height - 25);
+            }
+            else {
+                setBounds(0, 0, d.width, d.height);
+            }
 
-            /*
-             *  4 Sep 17 JG
-             *  2 Dec 17 - Mod' Thanks Hayk Sokolov!
-             *  Change here for Linux/Ubuntu full screen
-             *  Thanks to Hans Lengerke for solution
-            */
-            String osName = System.getProperty("os.name").toLowerCase();
-            boolean isWindows = osName.startsWith("windows");
+            GraphicsDevice device = GraphicsEnvironment.getLocalGraphicsEnvironment().getDefaultScreenDevice();
 
-            GraphicsDevice device = GraphicsEnvironment
-            .getLocalGraphicsEnvironment().getDefaultScreenDevice();
-
-            if (device.isFullScreenSupported() && !isWindows) {
+            if (device.isFullScreenSupported() && !isWindows && !isMac) {
                 setResizable(true);
 
                 addFocusListener(new FocusListener() {