diff --git a/app/src/main/java/ml/docilealligator/infinityforreddit/activities/ViewVideoActivity.java b/app/src/main/java/ml/docilealligator/infinityforreddit/activities/ViewVideoActivity.java
index 6a6b378c..b6627337 100644
--- a/app/src/main/java/ml/docilealligator/infinityforreddit/activities/ViewVideoActivity.java
+++ b/app/src/main/java/ml/docilealligator/infinityforreddit/activities/ViewVideoActivity.java
@@ -44,7 +44,9 @@ import androidx.coordinatorlayout.widget.CoordinatorLayout;
 import androidx.core.app.ActivityCompat;
 import androidx.core.content.ContextCompat;
 
+import com.google.android.exoplayer2.C;
 import com.google.android.exoplayer2.ExoPlayerFactory;
+import com.google.android.exoplayer2.Format;
 import com.google.android.exoplayer2.PlaybackParameters;
 import com.google.android.exoplayer2.Player;
 import com.google.android.exoplayer2.SimpleExoPlayer;
@@ -62,6 +64,7 @@ import com.google.android.exoplayer2.upstream.DefaultDataSourceFactory;
 import com.google.android.exoplayer2.upstream.DefaultHttpDataSourceFactory;
 import com.google.android.exoplayer2.upstream.cache.CacheDataSourceFactory;
 import com.google.android.exoplayer2.upstream.cache.SimpleCache;
+import com.google.android.exoplayer2.util.MimeTypes;
 import com.google.android.exoplayer2.util.Util;
 import com.google.android.exoplayer2.video.VideoListener;
 import com.google.android.material.bottomappbar.BottomAppBar;
@@ -188,7 +191,7 @@ public class ViewVideoActivity extends AppCompatActivity implements CustomFontRe
     private long resumePosition = -1;
     private int videoType;
     private boolean isDataSavingMode;
-    private boolean isHd;
+    private int dataSavingModeDefaultResolution;
     private Integer originalOrientation;
     private int playbackSpeed = 100;
     private boolean useBottomAppBar;
@@ -333,7 +336,7 @@ public class ViewVideoActivity extends AppCompatActivity implements CustomFontRe
         } else if (dataSavingModeString.equals(SharedPreferencesUtils.DATA_SAVING_MODE_ONLY_ON_CELLULAR_DATA)) {
             isDataSavingMode = networkType == Utils.NETWORK_TYPE_CELLULAR;
         }
-        isHd = !isDataSavingMode;
+        dataSavingModeDefaultResolution = Integer.parseInt(mSharedPreferences.getString(SharedPreferencesUtils.REDDIT_VIDEO_DEFAULT_RESOLUTION, "360"));
 
         if (!mSharedPreferences.getBoolean(SharedPreferencesUtils.VIDEO_PLAYER_IGNORE_NAV_BAR, false)) {
             if (resources.getConfiguration().orientation == Configuration.ORIENTATION_PORTRAIT || resources.getBoolean(R.bool.isTablet)) {
@@ -417,6 +420,11 @@ public class ViewVideoActivity extends AppCompatActivity implements CustomFontRe
 
         TrackSelection.Factory videoTrackSelectionFactory = new AdaptiveTrackSelection.Factory();
         trackSelector = new DefaultTrackSelector(videoTrackSelectionFactory);
+        if (videoType == VIDEO_TYPE_NORMAL && isDataSavingMode && dataSavingModeDefaultResolution > 0) {
+            trackSelector.setParameters(
+                    trackSelector.buildUponParameters()
+                            .setMaxVideoSize(dataSavingModeDefaultResolution, dataSavingModeDefaultResolution));
+        }
         player = ExoPlayerFactory.newSimpleInstance(this, trackSelector);
 
         playerControlView.setPlayer(player);
@@ -610,12 +618,6 @@ public class ViewVideoActivity extends AppCompatActivity implements CustomFontRe
             public void onTracksChanged(TrackGroupArray trackGroups, TrackSelectionArray trackSelections) {
                 if (!trackGroups.isEmpty()) {
                     if (videoType == VIDEO_TYPE_NORMAL) {
-                        if (isDataSavingMode) {
-                            trackSelector.setParameters(
-                                    trackSelector.buildUponParameters()
-                                            .setMaxVideoSize(720, 720));
-                        }
-
                         hdButton.setVisibility(View.VISIBLE);
                         hdButton.setOnClickListener(view -> {
                             TrackSelectionDialogBuilder builder = new TrackSelectionDialogBuilder(ViewVideoActivity.this, getString(R.string.select_video_quality), trackSelector, 0);
@@ -653,6 +655,26 @@ public class ViewVideoActivity extends AppCompatActivity implements CustomFontRe
         });
     }
 
+    private int inferPrimaryTrackType(Format format) {
+        int trackType = MimeTypes.getTrackType(format.sampleMimeType);
+        if (trackType != C.TRACK_TYPE_UNKNOWN) {
+            return trackType;
+        }
+        if (MimeTypes.getVideoMediaMimeType(format.codecs) != null) {
+            return C.TRACK_TYPE_VIDEO;
+        }
+        if (MimeTypes.getAudioMediaMimeType(format.codecs) != null) {
+            return C.TRACK_TYPE_AUDIO;
+        }
+        if (format.width != Format.NO_VALUE || format.height != Format.NO_VALUE) {
+            return C.TRACK_TYPE_VIDEO;
+        }
+        if (format.channelCount != Format.NO_VALUE || format.sampleRate != Format.NO_VALUE) {
+            return C.TRACK_TYPE_AUDIO;
+        }
+        return C.TRACK_TYPE_UNKNOWN;
+    }
+
     private void loadGfycatOrRedgifsVideo(Retrofit retrofit, String gfycatId, Bundle savedInstanceState, boolean needErrorHandling) {
         progressBar.setVisibility(View.VISIBLE);
         FetchGfycatOrRedgifsVideoLinks.fetchGfycatOrRedgifsVideoLinks(mExecutor, new Handler(), retrofit, gfycatId,
diff --git a/app/src/main/java/ml/docilealligator/infinityforreddit/settings/DataSavingModePreferenceFragment.java b/app/src/main/java/ml/docilealligator/infinityforreddit/settings/DataSavingModePreferenceFragment.java
index 00afbfb3..8ab39189 100644
--- a/app/src/main/java/ml/docilealligator/infinityforreddit/settings/DataSavingModePreferenceFragment.java
+++ b/app/src/main/java/ml/docilealligator/infinityforreddit/settings/DataSavingModePreferenceFragment.java
@@ -1,16 +1,13 @@
 package ml.docilealligator.infinityforreddit.settings;
 
-import android.content.Context;
 import android.os.Bundle;
 
-import androidx.annotation.NonNull;
 import androidx.preference.ListPreference;
 import androidx.preference.SwitchPreference;
 
 import org.greenrobot.eventbus.EventBus;
 
 import ml.docilealligator.infinityforreddit.R;
-import ml.docilealligator.infinityforreddit.activities.SettingsActivity;
 import ml.docilealligator.infinityforreddit.customviews.CustomFontPreferenceFragmentCompat;
 import ml.docilealligator.infinityforreddit.events.ChangeDataSavingModeEvent;
 import ml.docilealligator.infinityforreddit.events.ChangeDisableImagePreviewEvent;
@@ -30,7 +27,7 @@ public class DataSavingModePreferenceFragment extends CustomFontPreferenceFragme
         ListPreference dataSavingModeListPreference = findPreference(SharedPreferencesUtils.DATA_SAVING_MODE);
         SwitchPreference disableImagePreviewPreference = findPreference(SharedPreferencesUtils.DISABLE_IMAGE_PREVIEW);
         SwitchPreference onlyDisablePreviewInVideoAndGifPostsPreference = findPreference(SharedPreferencesUtils.ONLY_DISABLE_PREVIEW_IN_VIDEO_AND_GIF_POSTS);
-
+        ListPreference redditVideoDefaultResolutionListPreference = findPreference(SharedPreferencesUtils.REDDIT_VIDEO_DEFAULT_RESOLUTION);
 
         if (dataSavingModeListPreference != null) {
             if (dataSavingModeListPreference.getValue().equals("0")) {
@@ -40,6 +37,9 @@ public class DataSavingModePreferenceFragment extends CustomFontPreferenceFragme
                 if (disableImagePreviewPreference != null) {
                     disableImagePreviewPreference.setVisible(false);
                 }
+                if (redditVideoDefaultResolutionListPreference != null) {
+                    redditVideoDefaultResolutionListPreference.setVisible(false);
+                }
             }
             dataSavingModeListPreference.setOnPreferenceChangeListener((preference, newValue) -> {
                 EventBus.getDefault().post(new ChangeDataSavingModeEvent((String) newValue));
@@ -50,6 +50,9 @@ public class DataSavingModePreferenceFragment extends CustomFontPreferenceFragme
                     if (disableImagePreviewPreference != null) {
                         disableImagePreviewPreference.setVisible(false);
                     }
+                    if (redditVideoDefaultResolutionListPreference != null) {
+                        redditVideoDefaultResolutionListPreference.setVisible(false);
+                    }
                 } else {
                     if (onlyDisablePreviewInVideoAndGifPostsPreference != null) {
                         onlyDisablePreviewInVideoAndGifPostsPreference.setVisible(true);
@@ -57,6 +60,9 @@ public class DataSavingModePreferenceFragment extends CustomFontPreferenceFragme
                     if (disableImagePreviewPreference != null) {
                         disableImagePreviewPreference.setVisible(true);
                     }
+                    if (redditVideoDefaultResolutionListPreference != null) {
+                        redditVideoDefaultResolutionListPreference.setVisible(true);
+                    }
                 }
                 return true;
             });
diff --git a/app/src/main/java/ml/docilealligator/infinityforreddit/utils/SharedPreferencesUtils.java b/app/src/main/java/ml/docilealligator/infinityforreddit/utils/SharedPreferencesUtils.java
index 9417352d..37c0924b 100644
--- a/app/src/main/java/ml/docilealligator/infinityforreddit/utils/SharedPreferencesUtils.java
+++ b/app/src/main/java/ml/docilealligator/infinityforreddit/utils/SharedPreferencesUtils.java
@@ -209,6 +209,7 @@ public class SharedPreferencesUtils {
     public static final String ALWAYS_SHOW_CHILD_COMMENT_COUNT = "always_show_child_comment_count";
     public static final String HIDE_UPVOTE_RATIO = "hide_upvote_ratio";
     public static final String POST_FEED_MAX_RESOLUTION = "post_feed_max_resolution";
+    public static final String REDDIT_VIDEO_DEFAULT_RESOLUTION = "reddit_video_default_resolution";
 
     public static final String DEFAULT_PREFERENCES_FILE = "ml.docilealligator.infinityforreddit_preferences";
     public static final String MAIN_PAGE_TABS_SHARED_PREFERENCES_FILE = "ml.docilealligator.infinityforreddit.main_page_tabs";
diff --git a/app/src/main/res/values/arrays.xml b/app/src/main/res/values/arrays.xml
index 55b887bd..79229db3 100644
--- a/app/src/main/res/values/arrays.xml
+++ b/app/src/main/res/values/arrays.xml
@@ -643,4 +643,24 @@
         <item>2</item>
     </string-array>
 
+    <string-array name="settings_reddit_video_default_resolution">
+        <item>Auto</item>
+        <item>1080p</item>
+        <item>720p</item>
+        <item>480p</item>
+        <item>360p</item>
+        <item>240p</item>
+        <item>144p</item>
+    </string-array>
+
+    <string-array name="settings_reddit_video_default_resolution_values">
+        <item>0</item>
+        <item>1080</item>
+        <item>720</item>
+        <item>480</item>
+        <item>360</item>
+        <item>240</item>
+        <item>144</item>
+    </string-array>
+
 </resources>
diff --git a/app/src/main/res/values/strings.xml b/app/src/main/res/values/strings.xml
index 1293fe57..bb420e07 100644
--- a/app/src/main/res/values/strings.xml
+++ b/app/src/main/res/values/strings.xml
@@ -640,6 +640,7 @@
     <string name="settings_miscellaneous_dangerous_group_title">Dangerous</string>
     <string name="settings_post_feed_max_resolution_warning_title">Increase the value to show previews in higher resolution, but the app may crash unexpectedly.</string>
     <string name="settings_post_feed_max_resolution_title">Post Feed Preview Max Resolution (Width * Height)</string>
+    <string name="settings_reddit_video_default_resolution">Reddit Video Default Resolution</string>
 
     <string name="no_link_available">Cannot get the link</string>
 
diff --git a/app/src/main/res/xml/data_saving_mode_preferences.xml b/app/src/main/res/xml/data_saving_mode_preferences.xml
index 4c348335..1aad1008 100644
--- a/app/src/main/res/xml/data_saving_mode_preferences.xml
+++ b/app/src/main/res/xml/data_saving_mode_preferences.xml
@@ -25,4 +25,12 @@
         app:key="only_disable_preview_in_video_and_gif_posts"
         android:title="@string/settings_only_disable_preview_in_video_and_gif_posts_title" />
 
+    <ml.docilealligator.infinityforreddit.customviews.CustomFontListPreference
+        app:defaultValue="360"
+        app:key="reddit_video_default_resolution"
+        android:title="@string/settings_reddit_video_default_resolution"
+        app:entries="@array/settings_reddit_video_default_resolution"
+        app:entryValues="@array/settings_reddit_video_default_resolution_values"
+        app:useSimpleSummaryProvider="true" />
+
 </PreferenceScreen>
\ No newline at end of file