diff --git a/app/build.gradle b/app/build.gradle
index 87008ac..7269b7c 100644
--- a/app/build.gradle
+++ b/app/build.gradle
@@ -37,6 +37,7 @@ dependencies {
     implementation 'androidx.appcompat:appcompat:1.4.1'
     implementation 'com.google.android.material:material:1.5.0'
     implementation 'androidx.constraintlayout:constraintlayout:2.1.3'
+    implementation project(path: ':filelogger')
     testImplementation 'junit:junit:4.+'
     androidTestImplementation 'androidx.test.ext:junit:1.1.3'
     androidTestImplementation 'androidx.test.espresso:espresso-core:3.4.0'
diff --git a/app/src/main/AndroidManifest.xml b/app/src/main/AndroidManifest.xml
index ded7775..0b792da 100644
--- a/app/src/main/AndroidManifest.xml
+++ b/app/src/main/AndroidManifest.xml
@@ -2,6 +2,9 @@
 <manifest xmlns:android="http://schemas.android.com/apk/res/android"
     package="abbasi.android.filelogger.sample">
 
+    <uses-permission android:name="android.permission.WRITE_PROFILE" />
+    <uses-permission android:name="android.permission.READ_PROFILE" />
+
     <application
         android:allowBackup="true"
         android:icon="@mipmap/ic_launcher"
diff --git a/app/src/main/java/abbasi/android/filelogger/sample/MainActivity.kt b/app/src/main/java/abbasi/android/filelogger/sample/MainActivity.kt
index 04b91b1..f604224 100644
--- a/app/src/main/java/abbasi/android/filelogger/sample/MainActivity.kt
+++ b/app/src/main/java/abbasi/android/filelogger/sample/MainActivity.kt
@@ -1,11 +1,47 @@
 package abbasi.android.filelogger.sample
 
+import abbasi.android.filelogger.FileLogger
+import abbasi.android.filelogger.config.Config
 import android.os.Bundle
+import android.widget.Button
+import android.widget.ImageView
 import androidx.appcompat.app.AppCompatActivity
 
 class MainActivity : AppCompatActivity() {
     override fun onCreate(savedInstanceState: Bundle?) {
         super.onCreate(savedInstanceState)
         setContentView(R.layout.activity_main)
+
+        findViewById<Button>(R.id.init).setOnClickListener {
+            applicationContext.getExternalFilesDir(null)?.let {
+                val config = Config.Builder(it.path)
+                    .setDefaultTag("TAG")
+                    .setLogcatEnable(true)
+                    .build()
+
+                FileLogger.init(config)
+            }
+        }
+
+        findViewById<Button>(R.id.writeNormalLog).setOnClickListener {
+            FileLogger.i("Custom", "This is normal Log with custom TAG")
+            FileLogger.i(msg = "This is normal Info Log")
+            FileLogger.d(msg = "This is normal Debug Log")
+            FileLogger.w(msg = "This is normal Warning Log")
+            FileLogger.e(msg = "This is normal Error Log")
+        }
+
+        findViewById<Button>(R.id.writeExceptionLog).setOnClickListener {
+            try {
+                findViewById<ImageView>(R.id.writeNormalLog).imageAlpha // just for happening exception
+            } catch (e: Exception) {
+                FileLogger.e(msg = "This is normal Log with custom TAG", throwable = e)
+            }
+        }
+
+        findViewById<Button>(R.id.deleteLogs).setOnClickListener {
+            FileLogger.deleteFiles()
+        }
+
     }
 }
\ No newline at end of file
diff --git a/app/src/main/res/layout/activity_main.xml b/app/src/main/res/layout/activity_main.xml
index 4fc2444..6327d0d 100644
--- a/app/src/main/res/layout/activity_main.xml
+++ b/app/src/main/res/layout/activity_main.xml
@@ -6,13 +6,67 @@
     android:layout_height="match_parent"
     tools:context=".MainActivity">
 
-    <TextView
-        android:layout_width="wrap_content"
+    <Button
+        android:id="@+id/init"
+        android:layout_width="0dp"
         android:layout_height="wrap_content"
-        android:text="Hello World!"
+        android:layout_marginStart="8dp"
+        android:layout_marginLeft="8dp"
+        android:layout_marginTop="16dp"
+        android:layout_marginEnd="8dp"
+        android:layout_marginRight="8dp"
+        android:text="Init"
+        android:textAllCaps="false"
+        app:layout_constraintBottom_toTopOf="@+id/writeNormalLog"
+        app:layout_constraintEnd_toEndOf="parent"
+        app:layout_constraintStart_toStartOf="parent"
+        app:layout_constraintTop_toTopOf="parent"
+        app:layout_constraintVertical_bias="0.0"
+        app:layout_constraintVertical_chainStyle="packed" />
+
+    <Button
+        android:id="@+id/writeNormalLog"
+        android:layout_width="0dp"
+        android:layout_height="wrap_content"
+        android:layout_marginStart="8dp"
+        android:layout_marginLeft="8dp"
+        android:layout_marginEnd="8dp"
+        android:layout_marginRight="8dp"
+        android:text="Write Log"
+        android:textAllCaps="false"
+        app:layout_constraintBottom_toTopOf="@+id/writeExceptionLog"
+        app:layout_constraintEnd_toEndOf="parent"
+        app:layout_constraintStart_toStartOf="parent"
+        app:layout_constraintTop_toBottomOf="@+id/init" />
+
+    <Button
+        android:id="@+id/writeExceptionLog"
+        android:layout_width="0dp"
+        android:layout_height="wrap_content"
+        android:layout_marginStart="8dp"
+        android:layout_marginLeft="8dp"
+        android:layout_marginEnd="8dp"
+        android:layout_marginRight="8dp"
+        android:text="Write exception log"
+        android:textAllCaps="false"
+        app:layout_constraintBottom_toTopOf="@+id/deleteLogs"
+        app:layout_constraintEnd_toEndOf="parent"
+        app:layout_constraintStart_toStartOf="parent"
+        app:layout_constraintTop_toBottomOf="@+id/writeNormalLog" />
+
+    <Button
+        android:id="@+id/deleteLogs"
+        android:layout_width="0dp"
+        android:layout_height="wrap_content"
+        android:layout_marginStart="8dp"
+        android:layout_marginLeft="8dp"
+        android:layout_marginEnd="8dp"
+        android:layout_marginRight="8dp"
+        android:text="Delete Logs"
+        android:textAllCaps="false"
         app:layout_constraintBottom_toBottomOf="parent"
-        app:layout_constraintLeft_toLeftOf="parent"
-        app:layout_constraintRight_toRightOf="parent"
-        app:layout_constraintTop_toTopOf="parent" />
+        app:layout_constraintEnd_toEndOf="parent"
+        app:layout_constraintStart_toStartOf="parent"
+        app:layout_constraintTop_toBottomOf="@+id/writeExceptionLog" />
 
 </androidx.constraintlayout.widget.ConstraintLayout>
\ No newline at end of file