diff --git a/README.md b/README.md
index c4a9f02d..310eaf23 100644
--- a/README.md
+++ b/README.md
@@ -1,45 +1,32 @@
-**PositionMe** is an indoor positioning data collection application initially developed for the University of Edinburgh's Embedded Wireless course. The application now includes enhanced features, including **trajectory playback**, improved UI design, and comprehensive location tracking.
-
-## Features
-
-- **Real-time Sensor Data Collection**: Captures sensor, location, and GNSS data.
-- **Trajectory Playback**: Simulates recorded movement from previously saved trajectory files (Trajectory proto files).
-- **Interactive Map Display**:
-    - Visualizes the user's **PDR trajectory/path**.
-    - Displays **received GNSS locations**.
-    - Supports **floor changes and indoor maps** for a seamless experience.
-- **Playback Controls**:
-    - **Play/Pause, Exit, Restart, Jump to End**.
-    - **Progress bar for tracking playback status**.
-- **Redesigned UI**: Modern and user-friendly interface for enhanced usability.
+# PositionMe
+Indoor poistioning data collection application created for the University of Edinburgh's Embedded Wireless course. 
 
 ## Requirements
 
-- **Android Studio 4.2** or later
-- **Android SDK 30** or later
+- Android Studio 4.2 or later
+- Android SDK 30 or later
 
 ## Installation
 
-1. **Clone the repository.**
-2. **Open the project in Android Studio**.
+1. Clone the repository.
+2. Open the project in Android Studio.
 3. Add your own API key for Google Maps in AndroidManifest.xml
-4. Set the website where you want to send your data. The application was built for use with [openpositioning.org](http://openpositioning.org/).
-5. **Build and run the project on your Android device**.
+4. Set the website where you want to send your data. The application was built for use with openpositioning.org.
+5. Build and run the project on your device.
 
 ## Usage
 
-1. **Install the application** using Android Studio.
-2. **Launch the application** on your Android device.
-3. **Grant necessary permissions** when prompted:
-    - Sensor access
-    - Location services
-    - Internet connectivity
-4. **Collect real-time positioning data**:
-    - Follow on-screen instructions to record sensor data.
-5. **Replay previously recorded trajectories**:
-    - Navigate to the **Files** section.
-    - Select a saved trajectory and press **Play**.
-    - The recorded trajectory will be simulated and displayed on the map.
-6. **Control playback**:
-    - Pause, restart, or jump to the end using playback controls.
+1. Install the application on a compatible device using Android Studio.
+2. Launch the application on your device.
+3. Allow sensor, location and internet permissions when asked.
+4. Follow the instructions on the screen to start collecting sensor data.
+
+## Creators
+
+### Original contributors ([CloudWalk](https://github.com/openpositioning/DataCollectionTeam6))
+- Virginia Cangelosi (virginia-cangelosi)
+- Michal Dvorak (dvoramicha)
+- Mate Stodulka (stodimp)
 
+### New contributors
+- Francisco Zampella (fzampella-huawei)
diff --git a/build.gradle b/build.gradle
index e208c000..75e83f6a 100644
--- a/build.gradle
+++ b/build.gradle
@@ -1,13 +1,14 @@
-// Top-level build file
+// Top-level build file where you can add configuration options common to all sub-projects/modules.
 buildscript {
     repositories {
         google()
         mavenCentral()
     }
     dependencies {
-        // NOTE: Only classpath deps (plugins) go here
-        classpath 'com.android.tools.build:gradle:8.8.0'
-        classpath 'com.google.gms:google-services:4.4.2'
+//        classpath "com.android.tools.build:gradle:7.0.4"
+        //classpath 'com.google.gms:google-services:4.3.15'
+        classpath "com.android.tools.build:gradle:8.7.2"//for Android studio Ladybug.2024.2.1 Patch1
+        classpath 'com.google.gms:google-services:4.3.3'
         def nav_version = "2.5.3"
         classpath "androidx.navigation:navigation-safe-args-gradle-plugin:$nav_version"
         classpath "com.google.android.libraries.mapsplatform.secrets-gradle-plugin:secrets-gradle-plugin:2.0.1"
diff --git a/local.properties b/local.properties
new file mode 100644
index 00000000..3f62c98f
--- /dev/null
+++ b/local.properties
@@ -0,0 +1,8 @@
+## This file must *NOT* be checked into Version Control Systems,
+# as it contains information specific to your local configuration.
+#
+# Location of the SDK. This is only used by Gradle.
+# For customization when using a Version Control System, please read the
+# header note.
+#Wed Apr 02 22:02:19 BST 2025
+sdk.dir=C\:\\Users\\86189\\AppData\\Local\\Android\\Sdk
diff --git a/secrets.properties b/secrets.properties
index f0dc54fd..04d79022 100644
--- a/secrets.properties
+++ b/secrets.properties
@@ -1,6 +1,6 @@
 #
 # Modify the variables to set your keys
 #
-MAPS_API_KEY=<your Google maps API key>
-OPENPOSITIONING_API_KEY=<your openpositioning user API key>
-OPENPOSITIONING_MASTER_KEY=<The openpositioning master key>
+APS_API_KEY=AIzaSyASQAn8CtCBmVc4rhhipmrVg-giC9Kf9P0
+OPENPOSITIONING_API_KEY=rR6xYfpNdQMU-edu9wAt0g
+OPENPOSITIONING_MASTER_KEY=ewireless
\ No newline at end of file