diff --git a/.idea/deploymentTargetDropDown.xml b/.idea/deploymentTargetDropDown.xml
index a010da0..0a85b38 100644
--- a/.idea/deploymentTargetDropDown.xml
+++ b/.idea/deploymentTargetDropDown.xml
@@ -3,7 +3,41 @@
   <component name="deploymentTargetDropDown">
     <value>
       <entry key="Pdf-Viewer.androidpdfviewer.app">
-        <State />
+        <State>
+          <targetSelectedWithDropDown>
+            <Target>
+              <type value="QUICK_BOOT_TARGET" />
+              <deviceKey>
+                <Key>
+                  <type value="VIRTUAL_DEVICE_PATH" />
+                  <value value="$USER_HOME$/.android/avd/Pixel_7_API_28.avd" />
+                </Key>
+              </deviceKey>
+            </Target>
+          </targetSelectedWithDropDown>
+          <timeTargetWasSelectedWithDropDown value="2023-12-01T23:31:13.468327Z" />
+          <multipleDevicesSelectedInDropDown value="true" />
+          <runningDeviceTargetsSelectedWithDialog>
+            <Target>
+              <type value="RUNNING_DEVICE_TARGET" />
+              <deviceKey>
+                <Key>
+                  <type value="VIRTUAL_DEVICE_PATH" />
+                  <value value="$USER_HOME$/.android/avd/Pixel_7_API_28.avd" />
+                </Key>
+              </deviceKey>
+            </Target>
+            <Target>
+              <type value="RUNNING_DEVICE_TARGET" />
+              <deviceKey>
+                <Key>
+                  <type value="VIRTUAL_DEVICE_PATH" />
+                  <value value="$USER_HOME$/.android/avd/Pixel_6_API_33.avd" />
+                </Key>
+              </deviceKey>
+            </Target>
+          </runningDeviceTargetsSelectedWithDialog>
+        </State>
       </entry>
     </value>
   </component>
diff --git a/app/build.gradle.kts b/app/build.gradle.kts
index 6a55fd4..9160a4f 100644
--- a/app/build.gradle.kts
+++ b/app/build.gradle.kts
@@ -16,7 +16,6 @@ android {
         targetSdk = 34
         versionCode = 2
         versionName = "1.1"
-        multiDexEnabled = true
         testInstrumentationRunner = "androidx.test.runner.AndroidJUnitRunner"
         vectorDrawables {
             useSupportLibrary = true
@@ -79,15 +78,12 @@ dependencies {
     testImplementation("junit:junit:4.13.2")
     androidTestImplementation("androidx.test.ext:junit:1.1.5")
     androidTestImplementation("androidx.test.espresso:espresso-core:3.5.1")
-    implementation("androidx.multidex:multidex:2.0.1")
     implementation(project(":pdfViewer"))
-
     testImplementation("androidx.test:core:1.5.0")
     androidTestImplementation("androidx.test:runner:1.5.2")
     androidTestImplementation("androidx.test:rules:1.5.0")
     androidTestImplementation("androidx.test.ext:junit-ktx:1.1.5")
 
-
     // compose
     implementation(platform("androidx.compose:compose-bom:2023.10.01"))
     androidTestImplementation(platform("androidx.compose:compose-bom:2023.10.01"))
diff --git a/app/src/main/AndroidManifest.xml b/app/src/main/AndroidManifest.xml
index 6ec9118..95ffadf 100644
--- a/app/src/main/AndroidManifest.xml
+++ b/app/src/main/AndroidManifest.xml
@@ -6,7 +6,7 @@
     <uses-permission android:name="android.permission.ACCESS_MEDIA_LOCATION" />
     <uses-permission
         android:name="android.permission.WRITE_EXTERNAL_STORAGE"
-        tools:ignore="ScopedStorage" />
+        android:maxSdkVersion="28" />
     <uses-permission android:name="android.permission.ACCESS_NETWORK_STATE" />
     <uses-permission android:name="android.permission.READ_PHONE_STATE" />
 
diff --git a/app/src/main/java/com/rajat/sample/pdfviewer/MainActivity.kt b/app/src/main/java/com/rajat/sample/pdfviewer/MainActivity.kt
index 0561784..5f618c7 100644
--- a/app/src/main/java/com/rajat/sample/pdfviewer/MainActivity.kt
+++ b/app/src/main/java/com/rajat/sample/pdfviewer/MainActivity.kt
@@ -28,7 +28,7 @@ class MainActivity : AppCompatActivity() {
         setContentView(view)
 
         binding.onlinePdf.setOnClickListener {
-            launchPdfFromUrl(download_file_url1)
+            launchPdfFromUrl(download_file_url)
         }
 
         binding.pickPdfButton.setOnClickListener {
diff --git a/pdfViewer/build.gradle.kts b/pdfViewer/build.gradle.kts
index 85aefd1..5c88069 100644
--- a/pdfViewer/build.gradle.kts
+++ b/pdfViewer/build.gradle.kts
@@ -11,7 +11,6 @@ android {
 
     defaultConfig {
         minSdk = 21
-        multiDexEnabled = true
         testInstrumentationRunner = "androidx.test.runner.AndroidJUnitRunner"
         consumerProguardFiles("consumer-rules.pro")
     }
@@ -58,7 +57,6 @@ dependencies {
     implementation("org.jetbrains.kotlinx:kotlinx-coroutines-core:1.7.3")
     implementation("org.jetbrains.kotlinx:kotlinx-coroutines-android:1.7.3")
     implementation("com.google.android.material:material:1.10.0")
-    implementation("androidx.multidex:multidex:2.0.1")
     testImplementation("junit:junit:4.13.2")
     androidTestImplementation("androidx.test.ext:junit:1.1.5")
     androidTestImplementation("androidx.test.espresso:espresso-core:3.5.1")
diff --git a/pdfViewer/src/main/AndroidManifest.xml b/pdfViewer/src/main/AndroidManifest.xml
index 5de3cd4..569fef9 100644
--- a/pdfViewer/src/main/AndroidManifest.xml
+++ b/pdfViewer/src/main/AndroidManifest.xml
@@ -2,9 +2,8 @@
 <manifest xmlns:android="http://schemas.android.com/apk/res/android">
 
     <uses-permission android:name="android.permission.WRITE_EXTERNAL_STORAGE"
-        android:maxSdkVersion="32" />
-    <uses-permission android:name="android.permission.READ_EXTERNAL_STORAGE"
-        android:maxSdkVersion="32" />
+        android:maxSdkVersion="28" />
+    <uses-permission android:name="android.permission.READ_EXTERNAL_STORAGE"/>
     <uses-permission android:name="android.permission.INTERNET" />
     <uses-permission android:name="android.permission.ACCESS_NETWORK_STATE" />
 
diff --git a/pdfViewer/src/main/java/com/rajat/pdfviewer/PdfViewerActivity.kt b/pdfViewer/src/main/java/com/rajat/pdfviewer/PdfViewerActivity.kt
index 7c09272..b6271db 100644
--- a/pdfViewer/src/main/java/com/rajat/pdfviewer/PdfViewerActivity.kt
+++ b/pdfViewer/src/main/java/com/rajat/pdfviewer/PdfViewerActivity.kt
@@ -1,5 +1,6 @@
 package com.rajat.pdfviewer
 
+import android.Manifest
 import android.Manifest.permission
 import android.app.Activity
 import android.app.AlertDialog
@@ -109,12 +110,6 @@ class PdfViewerActivity : AppCompatActivity() {
         }
     }
 
-    private fun isActionBarPresent(): Boolean {
-        val typedValue = TypedValue()
-        theme.resolveAttribute(android.R.attr.windowActionBar, typedValue, true)
-        return typedValue.data != 0
-    }
-
     private fun configureToolbar() {
         val typedArray = theme.obtainStyledAttributes(R.styleable.PdfRendererView_toolbar)
         try {
@@ -434,8 +429,8 @@ class PdfViewerActivity : AppCompatActivity() {
     }
 
     private fun checkAndStartDownload() {
-        if (Build.VERSION.SDK_INT < Build.VERSION_CODES.TIRAMISU) {
-            // For OS versions below Android 13, use the old method
+        if (Build.VERSION.SDK_INT < Build.VERSION_CODES.R) {
+            // For OS versions below Android 11, use the old method
             if (ContextCompat.checkSelfPermission(
                     this, permission.WRITE_EXTERNAL_STORAGE
                 ) == PackageManager.PERMISSION_GRANTED