diff --git a/app/build.gradle b/app/build.gradle
index 61eff9d..4c472f7 100644
--- a/app/build.gradle
+++ b/app/build.gradle
@@ -48,6 +48,7 @@ dependencies {
     implementation 'androidx.lifecycle:lifecycle-livedata-ktx:2.6.2'
     implementation 'androidx.lifecycle:lifecycle-viewmodel-ktx:2.6.2'
     implementation 'androidx.recyclerview:recyclerview:1.3.2'
+    implementation 'androidx.preference:preference:1.2.0'
     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/app/src/main/java/cc/niushuai/didicheck/ui/main/TabsPagerAdapter.java b/app/src/main/java/cc/niushuai/didicheck/ui/main/TabsPagerAdapter.java
index e8a2d3b..025fc61 100644
--- a/app/src/main/java/cc/niushuai/didicheck/ui/main/TabsPagerAdapter.java
+++ b/app/src/main/java/cc/niushuai/didicheck/ui/main/TabsPagerAdapter.java
@@ -11,6 +11,7 @@ import androidx.fragment.app.FragmentPagerAdapter;
 import cc.niushuai.didicheck.R;
 import cc.niushuai.didicheck.ui.main.home.HomeFragment;
 import cc.niushuai.didicheck.ui.main.records.DataListFragment;
+import cc.niushuai.didicheck.ui.main.settings.SettingsFragment;
 
 /**
  * A [FragmentPagerAdapter] that returns a fragment corresponding to
@@ -39,7 +40,7 @@ public class TabsPagerAdapter extends FragmentPagerAdapter {
             dataListFragment = new DataListFragment();
             return dataListFragment;
         } else if (position == 2) {
-            return new DataListFragment();
+            return new SettingsFragment();
         }
         return new HomeFragment();
     }
@@ -52,7 +53,7 @@ public class TabsPagerAdapter extends FragmentPagerAdapter {
 
     @Override
     public int getCount() {
-        return 2;
+        return 3;
     }
 
     public HomeFragment getHomeFragment() {
diff --git a/app/src/main/java/cc/niushuai/didicheck/ui/main/settings/SettingsFragment.java b/app/src/main/java/cc/niushuai/didicheck/ui/main/settings/SettingsFragment.java
new file mode 100644
index 0000000..f004cd3
--- /dev/null
+++ b/app/src/main/java/cc/niushuai/didicheck/ui/main/settings/SettingsFragment.java
@@ -0,0 +1,15 @@
+package cc.niushuai.didicheck.ui.main.settings;
+
+import android.os.Bundle;
+
+import androidx.preference.PreferenceFragmentCompat;
+
+import cc.niushuai.didicheck.R;
+
+public class SettingsFragment extends PreferenceFragmentCompat {
+
+    @Override
+    public void onCreatePreferences(Bundle savedInstanceState, String rootKey) {
+        setPreferencesFromResource(R.xml.root_preferences, rootKey);
+    }
+}
\ No newline at end of file
diff --git a/app/src/main/res/values/arrays.xml b/app/src/main/res/values/arrays.xml
new file mode 100644
index 0000000..6cf9ed4
--- /dev/null
+++ b/app/src/main/res/values/arrays.xml
@@ -0,0 +1,12 @@
+<resources>
+    <!-- Reply Preference -->
+    <string-array name="reply_entries">
+        <item>Reply</item>
+        <item>Reply to all</item>
+    </string-array>
+
+    <string-array name="reply_values">
+        <item>reply</item>
+        <item>reply_all</item>
+    </string-array>
+</resources>
\ No newline at end of file
diff --git a/app/src/main/res/values/strings.xml b/app/src/main/res/values/strings.xml
index f1b1f53..b1b1ecc 100644
--- a/app/src/main/res/values/strings.xml
+++ b/app/src/main/res/values/strings.xml
@@ -4,5 +4,19 @@
     <string name="tab_home">Home</string>
     <string name="tab_records">Records</string>
     <string name="tab_settings">Settings</string>
+    <!-- Preference Titles -->
+    <string name="messages_header">Messages</string>
+    <string name="sync_header">Sync</string>
+
+    <!-- Messages Preferences -->
+    <string name="signature_title">Your signature</string>
+    <string name="reply_title">Default reply action</string>
+
+    <!-- Sync Preferences -->
+    <string name="sync_title">Sync email periodically</string>
+    <string name="attachment_title">Download incoming attachments</string>
+    <string name="attachment_summary_on">Automatically download attachments for incoming emails
+    </string>
+    <string name="attachment_summary_off">Only download attachments when manually requested</string>
 
 </resources>
\ No newline at end of file
diff --git a/app/src/main/res/xml/root_preferences.xml b/app/src/main/res/xml/root_preferences.xml
new file mode 100644
index 0000000..67158db
--- /dev/null
+++ b/app/src/main/res/xml/root_preferences.xml
@@ -0,0 +1,35 @@
+<PreferenceScreen xmlns:app="http://schemas.android.com/apk/res-auto">
+
+    <PreferenceCategory app:title="@string/messages_header">
+
+        <EditTextPreference
+            app:key="signature"
+            app:title="@string/signature_title"
+            app:useSimpleSummaryProvider="true" />
+
+        <ListPreference
+            app:defaultValue="reply"
+            app:entries="@array/reply_entries"
+            app:entryValues="@array/reply_values"
+            app:key="reply"
+            app:title="@string/reply_title"
+            app:useSimpleSummaryProvider="true" />
+
+    </PreferenceCategory>
+
+    <PreferenceCategory app:title="@string/sync_header">
+
+        <SwitchPreferenceCompat
+            app:key="sync"
+            app:title="@string/sync_title" />
+
+        <SwitchPreferenceCompat
+            app:dependency="sync"
+            app:key="attachment"
+            app:summaryOff="@string/attachment_summary_off"
+            app:summaryOn="@string/attachment_summary_on"
+            app:title="@string/attachment_title" />
+
+    </PreferenceCategory>
+
+</PreferenceScreen>
\ No newline at end of file