diff --git a/client/app/src/main/java/main/MainApplication.java b/client/app/src/main/java/main/MainApplication.java
index 6108243..f6987aa 100644
--- a/client/app/src/main/java/main/MainApplication.java
+++ b/client/app/src/main/java/main/MainApplication.java
@@ -1,10 +1,13 @@
 package main;
 
+import config.Config;
+import config.ConfigLoader;
 import javafx.application.Application;
 import javafx.fxml.FXMLLoader;
 import javafx.scene.Scene;
 import javafx.stage.Stage;
 import res.DataController;
+import res.HttpRequest;
 
 import java.io.IOException;
 import java.util.Objects;
@@ -12,10 +15,46 @@ import java.util.Objects;
 public class MainApplication extends Application {
     @Override
     public void start(Stage stage) throws IOException {
+        Config config = ConfigLoader.load();
+        if(config == null){
+            config = new Config(false, -1, "");
+        }
 
         System.out.println("Ignore 'Illegal reflective access operation'-Warning. See https://github.com/sshahine/JFoenix/issues/1170");
 
-        // Load login-scene
+        if(
+            !config.isLoginSaved()
+            || new DataController().loginWithToken(config.getId(), config.getToken())
+        ){
+            // Load login-scene
+            loadLoginScene();
+        }
+
+        if (DataController.USER_ID >= 0) {
+            if(config.isLoginSaved()){
+                config.setId(DataController.USER_ID);
+                config.setToken(HttpRequest.TOKEN);
+            }
+            // Load main-scene
+            loadMainScene(stage);
+
+            System.out.println("Logged in...");
+        }
+    }
+
+    private void loadMainScene(Stage stage) throws IOException {
+        FXMLLoader fxmlLoader = new FXMLLoader(MainApplication.class.getResource("main-view.fxml"));
+
+        Scene scene = new Scene(fxmlLoader.load(), 1200, 700);
+        scene.getStylesheets().add(Objects.requireNonNull(
+                MainApplication.class.getResource("main-view.css")).toExternalForm()
+        );
+        stage.setTitle("SharePlaner");
+        stage.setScene(scene);
+        stage.show();
+    }
+
+    private void loadLoginScene() throws IOException {
         FXMLLoader fxmlLoaderLogin = new FXMLLoader(MainApplication.class.getResource("../users/login.fxml"));
         Scene sceneLogin = new Scene(fxmlLoaderLogin.load(), 650, 500);
         sceneLogin.getStylesheets().add(Objects.requireNonNull(
@@ -25,21 +64,6 @@ public class MainApplication extends Application {
         stageLogin.setTitle("Anmelden");
         stageLogin.setScene(sceneLogin);
         stageLogin.showAndWait();
-
-        if (DataController.USER_ID >= 0) {
-            // Load main-scene
-            FXMLLoader fxmlLoader = new FXMLLoader(MainApplication.class.getResource("main-view.fxml"));
-
-            Scene scene = new Scene(fxmlLoader.load(), 1200, 700);
-            scene.getStylesheets().add(Objects.requireNonNull(
-                    MainApplication.class.getResource("main-view.css")).toExternalForm()
-            );
-            stage.setTitle("SharePlaner");
-            stage.setScene(scene);
-            stage.show();
-
-            System.out.println("Logged in...");
-        }
     }
 
     public static void main(String[] args) {
diff --git a/client/data/src/main/java/config/Config.java b/client/data/src/main/java/config/Config.java
new file mode 100644
index 0000000..98401a0
--- /dev/null
+++ b/client/data/src/main/java/config/Config.java
@@ -0,0 +1,41 @@
+package config;
+
+public class Config {
+    private boolean saveLogin;
+    private long id;
+    private String token;
+
+    public Config(){
+
+    }
+
+    public Config(boolean saveLogin, long id, String token) {
+        this.saveLogin = saveLogin;
+        this.id = id;
+        this.token = token;
+    }
+
+    public boolean isLoginSaved() {
+        return saveLogin;
+    }
+
+    public void setSaveLogin(boolean saveLogin) {
+        this.saveLogin = saveLogin;
+    }
+
+    public long getId() {
+        return id;
+    }
+
+    public void setId(long id) {
+        this.id = id;
+    }
+
+    public String getToken() {
+        return token;
+    }
+
+    public void setToken(String token) {
+        this.token = token;
+    }
+}
diff --git a/client/data/src/main/java/config/ConfigLoader.java b/client/data/src/main/java/config/ConfigLoader.java
new file mode 100644
index 0000000..56e195e
--- /dev/null
+++ b/client/data/src/main/java/config/ConfigLoader.java
@@ -0,0 +1,38 @@
+package config;
+
+import com.fasterxml.jackson.databind.ObjectMapper;
+import res.DataController;
+
+import java.io.IOException;
+import java.nio.file.Files;
+import java.nio.file.Paths;
+
+public class ConfigLoader {
+
+    public static Config load(){
+        try {
+            String jsonString = Files.readString(Paths.get("config.json"));
+
+            ObjectMapper objectMapper = new ObjectMapper();
+            objectMapper.findAndRegisterModules();
+            return objectMapper.readValue(jsonString, Config.class);
+        } catch (IOException e) {
+            e.printStackTrace();
+        }
+        return null;
+    }
+
+    public static void save(Config config){
+        ObjectMapper objectMapper = new ObjectMapper();
+        objectMapper.findAndRegisterModules();
+
+        try {
+            Files.writeString(Paths.get(
+                    "config.json"),
+                    objectMapper.writeValueAsString(config)
+            );
+        } catch (IOException e) {
+            e.printStackTrace();
+        }
+    }
+}