diff --git a/src/Tools/tim_tool/src/main.rs b/src/Tools/tim_tool/src/main.rs
index 3a2723f8..6e14a374 100644
--- a/src/Tools/tim_tool/src/main.rs
+++ b/src/Tools/tim_tool/src/main.rs
@@ -2,7 +2,7 @@
 #![cfg_attr(not(debug_assertions), windows_subsystem = "windows")]
 
 mod gui;
-use slint::Model;
+use slint::{Model, SharedString};
 use rfd::{FileDialog, MessageDialog};
 use std::{cell::RefCell, ffi::OsStr, path::PathBuf, rc::Rc};
 use tool_helper::Error;
@@ -10,20 +10,22 @@ use tool_helper::Error;
 slint::include_modules!();
 
 struct GUIElements {
-    vram_file_list:  Rc<slint::VecModel<slint::StandardListViewItem>>,
-    vram_image_list: Rc<slint::VecModel<VRAMImage>>
+    pub main_window:     Rc<RefCell<MainWindow>>,
+        vram_file_list:  Rc<slint::VecModel<slint::StandardListViewItem>>,
+        vram_image_list: Rc<slint::VecModel<VRAMImage>>,
 }
 
 impl GUIElements {
-    pub fn new(main_window: &MainWindow) -> GUIElements {
-        let vram_file_list:Vec<slint::StandardListViewItem> = main_window.get_main_tab_vram_file_list().iter().collect();
+    pub fn new(main_window: Rc<RefCell<MainWindow>>) -> GUIElements {
+        let vram_file_list:Vec<slint::StandardListViewItem> = main_window.borrow().get_main_tab_vram_file_list().iter().collect();
         let vram_file_list                                  = Rc::new(slint::VecModel::from(vram_file_list));
 
         let vram_image_list = Rc::new(slint::VecModel::from(Vec::<VRAMImage>::new()));
 
-        main_window.set_main_tab_vram_file_list(vram_file_list.clone().into());
-        main_window.set_main_tab_vram_images(vram_image_list.clone().into());
-        GUIElements{vram_file_list, vram_image_list}
+        main_window.borrow().set_main_tab_vram_file_list(vram_file_list.clone().into());
+        main_window.borrow().set_main_tab_vram_images(vram_image_list.clone().into());
+
+        GUIElements{main_window, vram_file_list, vram_image_list}
     }
 
     pub fn add_new_vram_file(&mut self, file: PathBuf) -> Result<(), Error> {
@@ -81,35 +83,57 @@ impl GUIElements {
 }
 
 fn main() -> Result<(), slint::PlatformError> {
-    let main_window  = MainWindow::new()?;
-    let gui_elements = Rc::new(RefCell::new(GUIElements::new(&main_window)));
+    let main_window  = Rc::new(RefCell::new(MainWindow::new()?));
+    let gui_elements = Rc::new(RefCell::new(GUIElements::new(main_window.clone())));
+    let main_window  = main_window.borrow();
 
     main_window.set_main_tab_vram_bg(GUIElements::create_bg()?);
 
     let gui_elements_cloned = gui_elements.clone();
     main_window.on_main_tab_add_file_clicked(move || {
-        let file = FileDialog::new()
+        let mut gui_elements = gui_elements_cloned.borrow_mut();
+        let     file         = FileDialog::new()
             .add_filter("Images", &["png", "bmp", "jpeg"])
             .add_filter("All",    &[""])
-            .set_title("Add image")
-            //.set_directory("/")
+            .set_title("Add TIM image")
             .pick_file();
 
         if let Some(file) = file {
-            if let Result::Err(error) = gui_elements_cloned.borrow_mut().add_new_vram_file(file) {
+            if let Result::Err(error) = gui_elements.add_new_vram_file(file) {
                 MessageDialog::new().set_title("Loading Image failed").set_level(rfd::MessageLevel::Error).set_description(error.to_string()).show();
             }
-        }        
-    });
-    let gui_elements_cloned = gui_elements.clone();
-    main_window.on_main_tab_remove_file_clicked(move |idx: i32| {
-        if idx >= 0 {
-            gui_elements_cloned.borrow_mut().remove_vram_file(idx as usize);
         }
     });
+
+    let gui_elements_cloned = gui_elements.clone();
+    main_window.on_main_tab_remove_file_clicked(move |idx: i32| {
+        let mut gui_elements = gui_elements_cloned.borrow_mut();
+        if idx >= 0 {
+            gui_elements.remove_vram_file(idx as usize);
+        }
+    });
+
     let gui_elements_cloned = gui_elements.clone();
     main_window.on_move_vram_image(move |idx: i32, dx: i32, dy: i32| {
-        gui_elements_cloned.borrow_mut().move_vram_image(idx as usize, dx, dy);
+        let mut gui_elements = gui_elements_cloned.borrow_mut();
+        gui_elements.move_vram_image(idx as usize, dx, dy);
+    });
+
+    let gui_elements_cloned = gui_elements.clone();
+    main_window.on_file_tab_browse_convert_image(move || {
+        let gui_elements = gui_elements_cloned.borrow_mut();
+        let file         = FileDialog::new()
+            .add_filter("Images", &["png", "bmp", "jpeg"])
+            .add_filter("All",    &[""])
+            .set_title("Select image file")
+            .pick_file();
+
+        if let Some(file) = file {
+            let main_window = gui_elements.main_window.borrow();
+            if let Some(file_path) = file.to_str() {
+                main_window.set_file_tab_browse_path(SharedString::from(file_path));
+            }
+        }
     });
 
     main_window.run()
diff --git a/src/Tools/tim_tool/ui/app-window.slint b/src/Tools/tim_tool/ui/app-window.slint
index 88453d12..5ace34ad 100644
--- a/src/Tools/tim_tool/ui/app-window.slint
+++ b/src/Tools/tim_tool/ui/app-window.slint
@@ -13,6 +13,10 @@ export component MainWindow inherits Window {
     callback main_tab_remove_file_clicked <=> main_tab.remove_file_clicked;
     callback move_vram_image              <=> main_tab.move_vram_image;
 
+    // Convert Image values
+    in-out property file_tab_browse_path          <=> file_tab.conv_image_path;
+    callback        file_tab_browse_convert_image <=> file_tab.conv_image_browse_clicked;
+
     title: "TIM Tool 0.1.0";
     width:  tab_widget.width;
     height: tab_widget.height;
@@ -26,7 +30,7 @@ export component MainWindow inherits Window {
         current-index: 1;
         Tab {
             title: "File";
-            FileTab {
+            file_tab := FileTab {
                 x: 0px;
                 y: 0px;
             }
diff --git a/src/Tools/tim_tool/ui/tab/file-tab.slint b/src/Tools/tim_tool/ui/tab/file-tab.slint
index 50f51cfa..995a1dc0 100644
--- a/src/Tools/tim_tool/ui/tab/file-tab.slint
+++ b/src/Tools/tim_tool/ui/tab/file-tab.slint
@@ -1,3 +1,94 @@
-export component FileTab inherits Rectangle {
+import { Button, TabWidget, LineEdit, GroupBox } from "std-widgets.slint";
 
+enum State {
+    ConvertImage,
+    Test
+}
+
+component ConvertImageWidget inherits Rectangle {
+    in-out property <string> path;
+
+    callback browse_clicked();
+
+    background: #D0D0D0;
+    width:  100%;
+    height: 100%;
+
+    GroupBox {
+        title: "Convert image to TIM";
+        x: 4px;
+        y: 4px;
+        
+        VerticalLayout {
+            alignment: start;
+            Text {
+                text: "Select image file to convert to TIM";
+            }
+            LineEdit {
+                width: 200%;
+                text:  path;
+            }
+            HorizontalLayout {
+                alignment: start;
+                padding:   4px;  
+                Button {
+                    text: "Browse";
+                    clicked => {browse_clicked();}
+                }
+                Button {
+                    text: "Convert";
+                }            
+            }        
+        }
+    }
+}
+
+component TestWidget inherits Rectangle {
+    Text {
+        text: "!!Planschbecken!!";
+    }
+}
+
+export component FileTab inherits Rectangle {
+    in-out property <string> conv_image_path;
+    callback                 conv_image_browse_clicked;
+
+    property <State> state: ConvertImage;
+    x: 0px;
+    y: 0px;
+
+    HorizontalLayout {
+        padding: 4px;
+        VerticalLayout {
+            padding: 4px;
+            width: 20%;
+            alignment: start;
+
+            Button {
+                text: "Convert image file";
+                clicked => {
+                    root.state = State.ConvertImage;
+                }
+            }
+            Button {
+                text: "Testing";
+                clicked => {
+                    root.state = State.Test;
+                }
+            }
+        }
+
+        VerticalLayout {
+            padding: 4px;
+            alignment: start;
+            if root.state == State.ConvertImage : ConvertImageWidget {
+                path          <=> root.conv_image_path;
+                browse_clicked => {
+                    root.conv_image_browse_clicked();
+                }
+            }
+            if root.state == State.Test : TestWidget {
+            }
+        }
+    }
 }
\ No newline at end of file
diff --git a/src/Tools/tim_tool/ui/tab/main-tab.slint b/src/Tools/tim_tool/ui/tab/main-tab.slint
index a91d7326..213ad5af 100644
--- a/src/Tools/tim_tool/ui/tab/main-tab.slint
+++ b/src/Tools/tim_tool/ui/tab/main-tab.slint
@@ -91,7 +91,7 @@ export component MainTab inherits Rectangle {
             HorizontalLayout {
                 padding: 4px;
                 GroupBox {
-                    title: "Added Files";
+                    title: "Added TIMs";
                     VerticalLayout {
                         alignment: start;
                         padding: 4px;
@@ -103,11 +103,11 @@ export component MainTab inherits Rectangle {
                         HorizontalLayout {
                             padding: 4px;
                             Button {
-                                text: "Add File";
+                                text: "Add TIM";
                                 clicked => {root.add_file_clicked();}
                             }
                             Button {
-                                text: "Remove File";
+                                text: "Remove TIM";
                                 clicked => {
                                     root.remove_file_clicked(vram_files_list.current_item);
                                     vram_files_list.current-item = -1;