diff --git a/app/src/main/assets/about.htm b/app/src/main/assets/about.htm
index 940b484..a2de4d8 100644
--- a/app/src/main/assets/about.htm
+++ b/app/src/main/assets/about.htm
@@ -1,9 +1,21 @@
 <Html>
 <Head>
-    <Title>Reserved</Title>
+    <Title>About</Title>
     <meta name="viewport" content="width=device-width, user-scalable=no, initial-scale=1.0, maximum-scale=1.0, minimum-scale=1.0">
 </Head>
 <Body>
-<H1>Reserved</H1>
+<H1>About Asgardius S3 Manager</H1>
+<p>File Explorer to manage servers compatible with S3 Object Storage Protocol</p>
+<H3>Created by Page Asgardius</H3>
+<H3>Libraries used in this app</H3>
+<ul>
+    <li>Amazon Web Services SDK 2.16</li>
+    <li>ExoPlayer 2.18.1</li>
+    <li>Adwaita Icon Theme for GNOME 43</li>
+</ul>
+<H3>This software released under GNU General Public License 3</H3>
+<p>You can find source code at https://patrice.asgardius.company/gitea/asgardius/s3manager
+<br>
+You can find technical support on official forum https://forum.asgardius.company/t/s3-manager</p>
 </Body>
 </Html>
diff --git a/app/src/main/java/asgardius/page/s3manager/MainActivity.java b/app/src/main/java/asgardius/page/s3manager/MainActivity.java
index 0ad68e3..0620ffc 100644
--- a/app/src/main/java/asgardius/page/s3manager/MainActivity.java
+++ b/app/src/main/java/asgardius/page/s3manager/MainActivity.java
@@ -201,7 +201,7 @@ public class MainActivity extends AppCompatActivity {
         });
 
         //This is to launch file explorer test
-        Button about = (Button)findViewById(R.id.ltest);
+        Button about = (Button)findViewById(R.id.about_button);
         about.setOnClickListener(new View.OnClickListener(){
             @Override
             public void onClick(View view) {
diff --git a/app/src/main/res/layout/activity_main.xml b/app/src/main/res/layout/activity_main.xml
index 558731a..5deca80 100644
--- a/app/src/main/res/layout/activity_main.xml
+++ b/app/src/main/res/layout/activity_main.xml
@@ -27,7 +27,7 @@
             style="?android:attr/buttonStyle" />
 
         <Button
-            android:id="@+id/ltest"
+            android:id="@+id/about_button"
             android:layout_width="0dp"
             android:layout_height="match_parent"
             android:layout_weight="1"
