diff --git a/app/src/main/AndroidManifest.xml b/app/src/main/AndroidManifest.xml
index 1c268ed..e055ab1 100644
--- a/app/src/main/AndroidManifest.xml
+++ b/app/src/main/AndroidManifest.xml
@@ -17,7 +17,8 @@
                 <category android:name="android.intent.category.LAUNCHER" />
             </intent-filter>
         </activity>
-        <activity android:name=".LicenseActivity"></activity>
+        <activity android:name=".LicenseActivity" />
+        <activity android:name=".SettingsActivity"></activity>
     </application>
 
 </manifest>
\ No newline at end of file
diff --git a/app/src/main/java/io/github/h4mu/adoptedstorageaccess/MainActivity.java b/app/src/main/java/io/github/h4mu/adoptedstorageaccess/MainActivity.java
index 0045867..0194547 100644
--- a/app/src/main/java/io/github/h4mu/adoptedstorageaccess/MainActivity.java
+++ b/app/src/main/java/io/github/h4mu/adoptedstorageaccess/MainActivity.java
@@ -5,8 +5,10 @@
 import android.content.ClipboardManager;
 import android.content.Context;
 import android.content.Intent;
+import android.content.SharedPreferences;
 import android.net.Uri;
 import android.os.Bundle;
+import android.preference.PreferenceManager;
 import android.provider.Settings;
 import android.view.View;
 import android.widget.Checkable;
@@ -28,12 +30,24 @@ protected void onCreate(Bundle savedInstanceState) {
         dir.setWritable(true, false);
 
         TextView folderPathText = (TextView) findViewById(R.id.folderPathText);
-        folderPathText.setText(dir.getPath());
-        if (!dir.getAbsolutePath().startsWith("/mnt/expand/")) {
-            findViewById(R.id.warningLayout).setVisibility(View.VISIBLE);
+        folderPathText.setText(getString(R.string.path, dir));
+
+        updateWarnings();
+    }
+
+    private void updateWarnings() {
+        SharedPreferences sharedPref = PreferenceManager.getDefaultSharedPreferences(this);
+        if (!getFilesDir().getAbsolutePath().startsWith("/mnt/expand/")) {
+            findViewById(R.id.warningLayout).setVisibility(sharedPref.getBoolean("locationWarningEnabled", true) ? View.VISIBLE : View.GONE);
         }
     }
 
+    @Override
+    protected void onResume() {
+        super.onResume();
+        updateWarnings();
+    }
+
     public void onOpenAppSettingsButtonClick(View view) {
         Intent intent = new Intent();
         intent.setAction(Settings.ACTION_APPLICATION_DETAILS_SETTINGS);
@@ -42,10 +56,20 @@ public void onOpenAppSettingsButtonClick(View view) {
     }
 
     public void onFolderButtonClick(View view) {
+        SharedPreferences sharedPref = PreferenceManager.getDefaultSharedPreferences(this);
+        boolean enableIntentData = sharedPref.getBoolean("enableIntentData", true);
+        boolean enableIntentType = sharedPref.getBoolean("enableIntentType", true);
+        String intentType = sharedPref.getString("intentType", "resource/folder");
+
         Intent intent = new Intent(Intent.ACTION_VIEW);
-        intent.setData(Uri.fromFile(getFilesDir()));
-        if (!((Checkable) findViewById(R.id.enableActivityAttachmentSwitch)).isChecked()) {
-            intent.setType("resource/folder");
+        if (enableIntentData && enableIntentType) {
+            intent.setDataAndType(Uri.fromFile(getFilesDir()), intentType);
+        }
+        else if (enableIntentData) {
+            intent.setData(Uri.fromFile(getFilesDir()));
+        }
+        else if (enableIntentType) {
+            intent.setType(intentType);
         }
 
         if (intent.resolveActivityInfo(getPackageManager(), 0) != null) {
@@ -62,10 +86,10 @@ public void onClipboardButtonClick(View view) {
     }
 
     public void onSettingsButtonClick(View view) {
-//        startActivity(new Intent(getBaseContext(), SettingsActivity.class));
+        startActivity(new Intent(this, SettingsActivity.class));
     }
 
     public void onLicenseButtonClick(View view) {
-        startActivity(new Intent(getBaseContext(), LicenseActivity.class));
+        startActivity(new Intent(this, LicenseActivity.class));
     }
 }
diff --git a/app/src/main/java/io/github/h4mu/adoptedstorageaccess/SettingsActivity.java b/app/src/main/java/io/github/h4mu/adoptedstorageaccess/SettingsActivity.java
new file mode 100644
index 0000000..a8d3560
--- /dev/null
+++ b/app/src/main/java/io/github/h4mu/adoptedstorageaccess/SettingsActivity.java
@@ -0,0 +1,14 @@
+package io.github.h4mu.adoptedstorageaccess;
+
+import android.app.Activity;
+import android.os.Bundle;
+import android.preference.PreferenceActivity;
+
+public class SettingsActivity extends PreferenceActivity {
+
+    @Override
+    protected void onCreate(Bundle savedInstanceState) {
+        super.onCreate(savedInstanceState);
+        addPreferencesFromResource(R.xml.activity_settings);
+    }
+}
diff --git a/app/src/main/res/layout/activity_main.xml b/app/src/main/res/layout/activity_main.xml
index 2fb2859..0c83df4 100644
--- a/app/src/main/res/layout/activity_main.xml
+++ b/app/src/main/res/layout/activity_main.xml
@@ -19,6 +19,8 @@
             android:layout_height="wrap_content"
             android:layout_weight="1"
             android:text="@string/path"
+            android:textAlignment="center"
+            android:textAppearance="@android:style/TextAppearance.DeviceDefault.Large"
             app:layout_constraintBottom_toBottomOf="parent"
             app:layout_constraintLeft_toLeftOf="parent"
             app:layout_constraintRight_toRightOf="parent"
@@ -49,14 +51,6 @@
                 android:text="@string/openAppSettings" />
         </LinearLayout>
 
-        <Switch
-            android:id="@+id/enableActivityAttachmentSwitch"
-            android:layout_width="match_parent"
-            android:layout_height="wrap_content"
-            android:layout_weight="1"
-            android:checked="true"
-            android:text="@string/enableActivityAttachment" />
-
         <Button
             android:id="@+id/folderButton"
             android:layout_width="match_parent"
diff --git a/app/src/main/res/values/strings.xml b/app/src/main/res/values/strings.xml
index 561e471..a2fd1cf 100644
--- a/app/src/main/res/values/strings.xml
+++ b/app/src/main/res/values/strings.xml
@@ -681,7 +681,15 @@ may consider it more useful to permit linking proprietary applications with
 the library.  If this is what you want to do, use the GNU Lesser General
 Public License instead of this License.  But first, please read
 &lt;http://www.gnu.org/philosophy/why-not-lgpl.html&gt;."</string>
-    <string name="locationWarning">Warning: Application is not installed in adopted storage. You need to install this application to the storage where you want to store your files.</string>
+    <string name="locationWarning">Warning: Application is not installed in adopted storage. You should install this application to the storage where you want to store your files.</string>
     <string name="openAppSettings">Move to Adopted Storage</string>
     <string name="enableActivityAttachment">OI File Manager mode</string>
+    <string name="locationWarningEnabledTtitle">Warn if not run from adopted storage</string>
+    <string name="locationWarningEnabledSummary">Display a warning message in red with a button that takes the user to the application settings if the application is not installed in the adopted storage to let them change the installation location.</string>
+    <string name="enableIntentDataTitle">Set Intent Data</string>
+    <string name="enableIntentDataSummary">Enable for ES File Explorer and OI File Manager</string>
+    <string name="enableIntentTypeTitle">Set Intent Mime Type</string>
+    <string name="enableIntentTypeSummary">Disable for OI File Manager</string>
+    <string name="intentTypeTitle">Intent Mime Type</string>
+    <string name="intentTypeSummary">See target applications\' intent filters</string>
 </resources>
diff --git a/app/src/main/res/xml/activity_settings.xml b/app/src/main/res/xml/activity_settings.xml
new file mode 100644
index 0000000..d1de0f9
--- /dev/null
+++ b/app/src/main/res/xml/activity_settings.xml
@@ -0,0 +1,26 @@
+<?xml version="1.0" encoding="utf-8"?>
+<PreferenceScreen xmlns:android="http://schemas.android.com/apk/res/android">
+    <SwitchPreference
+        android:defaultValue="true"
+        android:key="locationWarningEnabled"
+        android:persistent="true"
+        android:summary="@string/locationWarningEnabledSummary"
+        android:title="@string/locationWarningEnabledTtitle"></SwitchPreference>
+    <SwitchPreference
+        android:defaultValue="true"
+        android:key="enableIntentData"
+        android:summary="@string/enableIntentDataSummary"
+        android:title="@string/enableIntentDataTitle"></SwitchPreference>
+    <SwitchPreference
+        android:defaultValue="true"
+        android:key="enableIntentType"
+        android:summary="@string/enableIntentTypeSummary"
+        android:title="@string/enableIntentTypeTitle"></SwitchPreference>
+    <EditTextPreference
+        android:defaultValue="resource/folder"
+        android:dependency="enableIntentType"
+        android:key="intentType"
+        android:singleLine="true"
+        android:summary="@string/intentTypeSummary"
+        android:title="@string/intentTypeTitle"></EditTextPreference>
+</PreferenceScreen>
\ No newline at end of file