diff --git a/app/src/main/java/com/huanchengfly/tieba/post/Extensions.kt b/app/src/main/java/com/huanchengfly/tieba/post/Extensions.kt
index f51aa405..e0c0dabe 100644
--- a/app/src/main/java/com/huanchengfly/tieba/post/Extensions.kt
+++ b/app/src/main/java/com/huanchengfly/tieba/post/Extensions.kt
@@ -5,6 +5,7 @@ import android.app.Activity
 import android.content.Context
 import android.content.Intent
 import android.content.res.ColorStateList
+import android.content.res.Configuration
 import android.view.View
 import android.view.ViewGroup
 import android.widget.Toast
@@ -89,4 +90,10 @@ fun ViewGroup.enableChangingLayoutTransition() {
 
 fun View.getLocationInWindow(): IntArray {
     return IntArray(2).apply { getLocationInWindow(this) }
-}
\ No newline at end of file
+}
+
+val Configuration.isPortrait: Boolean
+    get() = orientation == Configuration.ORIENTATION_PORTRAIT
+
+val Configuration.isLandscape: Boolean
+    get() = orientation == Configuration.ORIENTATION_LANDSCAPE
\ No newline at end of file
diff --git a/app/src/main/java/com/huanchengfly/tieba/post/activities/BaseActivity.kt b/app/src/main/java/com/huanchengfly/tieba/post/activities/BaseActivity.kt
index da56a236..a28c2066 100644
--- a/app/src/main/java/com/huanchengfly/tieba/post/activities/BaseActivity.kt
+++ b/app/src/main/java/com/huanchengfly/tieba/post/activities/BaseActivity.kt
@@ -6,6 +6,7 @@ import android.app.Activity
 import android.app.Dialog
 import android.content.Context
 import android.content.res.ColorStateList
+import android.content.res.Configuration
 import android.content.res.Resources
 import android.graphics.Color
 import android.os.Bundle
@@ -112,6 +113,11 @@ abstract class BaseActivity : SwipeBackActivity(), ExtraRefreshable, CoroutineSc
         }
     }
 
+    override fun onConfigurationChanged(newConfig: Configuration) {
+        super.onConfigurationChanged(newConfig)
+        getDeviceDensity()
+    }
+
     private fun fixBackground() {
         val decor = window.decorView as ViewGroup
         val decorChild = decor.getChildAt(0) as ViewGroup
diff --git a/app/src/main/java/com/huanchengfly/tieba/post/adapters/MainForumListAdapter.kt b/app/src/main/java/com/huanchengfly/tieba/post/adapters/MainForumListAdapter.kt
index 6082157f..17f039e7 100644
--- a/app/src/main/java/com/huanchengfly/tieba/post/adapters/MainForumListAdapter.kt
+++ b/app/src/main/java/com/huanchengfly/tieba/post/adapters/MainForumListAdapter.kt
@@ -54,14 +54,14 @@ class MainForumListAdapter(
                     viewHolder.itemView.backgroundTintList = ColorStateListUtils.createColorStateList(context, R.color.default_color_card)
                 }
             }
-            //双列左
+            //多列第一个
             position % spanCount == 0 -> {
                 viewHolder.itemView.backgroundTintList = ColorStateListUtils.createColorStateList(context, R.color.default_color_card)
                 viewHolder.itemView.background = wrapRipple(
                         Util.getColorByAttr(context, R.attr.colorControlHighlight, R.color.transparent),
                         when (position) {
                             //最后一行，左
-                            getCount() - 2 -> getRadiusDrawable(bottomLeftPx = cardRadius)
+                            getCount() - spanCount -> getRadiusDrawable(bottomLeftPx = cardRadius)
                             //最后一项
                             getCount() - 1 -> getRadiusDrawable(bottomLeftPx = cardRadius, bottomRightPx = cardRadius)
                             //其他
@@ -69,7 +69,7 @@ class MainForumListAdapter(
                         }
                 )
             }
-            //双列右
+            //多列右
             else -> {
                 viewHolder.itemView.backgroundTintList = ColorStateListUtils.createColorStateList(context, R.color.default_color_card)
                 viewHolder.itemView.background = wrapRipple(
diff --git a/app/src/main/java/com/huanchengfly/tieba/post/adapters/PersonalizedFeedAdapter.java b/app/src/main/java/com/huanchengfly/tieba/post/adapters/PersonalizedFeedAdapter.java
index d8ede4f5..dea2a93c 100644
--- a/app/src/main/java/com/huanchengfly/tieba/post/adapters/PersonalizedFeedAdapter.java
+++ b/app/src/main/java/com/huanchengfly/tieba/post/adapters/PersonalizedFeedAdapter.java
@@ -13,6 +13,7 @@ import androidx.gridlayout.widget.GridLayout;
 
 import com.bumptech.glide.Glide;
 import com.huanchengfly.tieba.post.BaseApplication;
+import com.huanchengfly.tieba.post.ExtensionsKt;
 import com.huanchengfly.tieba.post.R;
 import com.huanchengfly.tieba.post.api.models.ForumPageBean;
 import com.huanchengfly.tieba.post.api.models.PersonalizedBean;
@@ -69,11 +70,19 @@ public class PersonalizedFeedAdapter extends MultiBaseAdapter<PersonalizedBean.T
     }
 
     private int getMaxWidth() {
-        return BaseApplication.ScreenInfo.EXACT_SCREEN_WIDTH - DisplayUtil.dp2px(mContext, 56);
+        int maxWidth = BaseApplication.ScreenInfo.EXACT_SCREEN_WIDTH - DisplayUtil.dp2px(mContext, 56);
+        if (mContext.getResources().getBoolean(R.bool.is_tablet)) {
+            if (ExtensionsKt.isLandscape(mContext.getResources().getConfiguration())) {
+                return maxWidth / 3;
+            } else {
+                return maxWidth / 2;
+            }
+        }
+        return maxWidth;
     }
 
     private int getGridHeight() {
-        return (BaseApplication.ScreenInfo.EXACT_SCREEN_WIDTH - DisplayUtil.dp2px(mContext, 56)) / 3;
+        return getMaxWidth() / 3;
     }
 
     private RelativeLayout.LayoutParams getLayoutParams(RelativeLayout.LayoutParams layoutParams) {
diff --git a/app/src/main/java/com/huanchengfly/tieba/post/adapters/base/BaseMultiTypeDelegateAdapter.kt b/app/src/main/java/com/huanchengfly/tieba/post/adapters/base/BaseMultiTypeDelegateAdapter.kt
index 7b1c6bce..0b5d66eb 100644
--- a/app/src/main/java/com/huanchengfly/tieba/post/adapters/base/BaseMultiTypeDelegateAdapter.kt
+++ b/app/src/main/java/com/huanchengfly/tieba/post/adapters/base/BaseMultiTypeDelegateAdapter.kt
@@ -1,7 +1,6 @@
 package com.huanchengfly.tieba.post.adapters.base
 
 import android.content.Context
-import android.view.View
 import android.view.ViewGroup
 import com.alibaba.android.vlayout.LayoutHelper
 import com.huanchengfly.tieba.post.components.MyViewHolder
@@ -29,12 +28,12 @@ abstract class BaseMultiTypeDelegateAdapter<Item> @JvmOverloads constructor(
     override fun onCreateViewHolder(parent: ViewGroup, viewType: Int): MyViewHolder = MyViewHolder(context, getItemLayoutId(viewType))
 
     override fun onBindViewHolder(holder: MyViewHolder, position: Int) {
-        holder.setItemOnClickListener(View.OnClickListener {
+        holder.setItemOnClickListener {
             onItemClickListener?.onClick(holder, getItem(position), position)
-        })
-        holder.setItemOnLongClickListener(View.OnLongClickListener {
+        }
+        holder.setItemOnLongClickListener {
             onItemLongClickListener?.onLongClick(holder, getItem(position), position) ?: false
-        })
+        }
         convert(holder, getItem(position), position, getItemViewType(position))
     }
 
diff --git a/app/src/main/java/com/huanchengfly/tieba/post/adapters/forum/NewForumAdapter.java b/app/src/main/java/com/huanchengfly/tieba/post/adapters/forum/NewForumAdapter.java
index f8fc678a..85b7809f 100644
--- a/app/src/main/java/com/huanchengfly/tieba/post/adapters/forum/NewForumAdapter.java
+++ b/app/src/main/java/com/huanchengfly/tieba/post/adapters/forum/NewForumAdapter.java
@@ -1,5 +1,7 @@
 package com.huanchengfly.tieba.post.adapters.forum;
 
+import static com.huanchengfly.tieba.post.activities.PhotoViewActivity.OBJ_TYPE_FORUM_PAGE;
+
 import android.content.Context;
 import android.content.Intent;
 import android.text.TextUtils;
@@ -13,7 +15,9 @@ import androidx.annotation.NonNull;
 import androidx.cardview.widget.CardView;
 import androidx.gridlayout.widget.GridLayout;
 
+import com.alibaba.android.vlayout.LayoutHelper;
 import com.alibaba.android.vlayout.layout.LinearLayoutHelper;
+import com.alibaba.android.vlayout.layout.StaggeredGridLayoutHelper;
 import com.bumptech.glide.Glide;
 import com.huanchengfly.tieba.post.BaseApplication;
 import com.huanchengfly.tieba.post.R;
@@ -43,8 +47,6 @@ import java.util.Objects;
 
 import cn.jzvd.Jzvd;
 
-import static com.huanchengfly.tieba.post.activities.PhotoViewActivity.OBJ_TYPE_FORUM_PAGE;
-
 public class NewForumAdapter extends BaseMultiTypeDelegateAdapter<ForumPageBean.ThreadBean> {
     public static final String TAG = NewForumAdapter.class.getSimpleName();
     public static final int TYPE_THREAD_COMMON = 11;
@@ -55,6 +57,16 @@ public class NewForumAdapter extends BaseMultiTypeDelegateAdapter<ForumPageBean.
     private Map<String, ForumPageBean.UserBean> userBeanMap;
     private List<Long> ids;
 
+    @NonNull
+    @Override
+    public LayoutHelper onCreateLayoutHelper() {
+        if (getContext().getResources().getBoolean(R.bool.is_tablet)) {
+            return new StaggeredGridLayoutHelper(2);
+        } else {
+            return new LinearLayoutHelper();
+        }
+    }
+
     public NewForumAdapter(Context context) {
         super(context, new LinearLayoutHelper());
         ids = new ArrayList<>();
@@ -73,11 +85,19 @@ public class NewForumAdapter extends BaseMultiTypeDelegateAdapter<ForumPageBean.
     }
 
     private int getMaxWidth() {
-        return BaseApplication.ScreenInfo.EXACT_SCREEN_WIDTH - DisplayUtil.dp2px(getContext(), 40);
+        int maxWidth = BaseApplication.ScreenInfo.EXACT_SCREEN_WIDTH - DisplayUtil.dp2px(getContext(), 40);
+        if (getContext().getResources().getBoolean(R.bool.is_tablet)) {
+            return maxWidth / 2;
+        }
+        return maxWidth;
     }
 
     private int getGridHeight() {
-        return (BaseApplication.ScreenInfo.EXACT_SCREEN_WIDTH - DisplayUtil.dp2px(getContext(), 70)) / 3;
+        int maxWidth = BaseApplication.ScreenInfo.EXACT_SCREEN_WIDTH - DisplayUtil.dp2px(getContext(), 70);
+        if (getContext().getResources().getBoolean(R.bool.is_tablet)) {
+            maxWidth = maxWidth / 2;
+        }
+        return maxWidth / 3;
     }
 
     private RelativeLayout.LayoutParams getLayoutParams(RelativeLayout.LayoutParams layoutParams) {
diff --git a/app/src/main/java/com/huanchengfly/tieba/post/components/dividers/ForumDivider.java b/app/src/main/java/com/huanchengfly/tieba/post/components/dividers/ForumDivider.java
index c43acb2b..e92fb999 100644
--- a/app/src/main/java/com/huanchengfly/tieba/post/components/dividers/ForumDivider.java
+++ b/app/src/main/java/com/huanchengfly/tieba/post/components/dividers/ForumDivider.java
@@ -37,7 +37,14 @@ public class ForumDivider extends RecyclerView.ItemDecoration implements Tintabl
     @Override
     public void getItemOffsets(@NonNull Rect outRect, @NonNull View view, @NonNull RecyclerView parent, @NonNull RecyclerView.State state) {
         super.getItemOffsets(outRect, view, parent, state);
-        if (mOrientation == LinearLayoutManager.VERTICAL) {
+        int position = parent.getChildAdapterPosition(view) - 1;
+        if (parent.getResources().getBoolean(R.bool.is_tablet)) {
+            if (position % 2 == 0) {
+                outRect.set(0, 0, mDividerHeight / 2, mDividerHeight);
+            } else {
+                outRect.set(mDividerHeight / 2, 0, 0, mDividerHeight);
+            }
+        } else if (mOrientation == LinearLayoutManager.VERTICAL) {
             outRect.set(0, 0, 0, mDividerHeight);
         } else {
             outRect.set(0, 0, mDividerHeight, 0);
diff --git a/app/src/main/java/com/huanchengfly/tieba/post/fragments/BaseFragment.kt b/app/src/main/java/com/huanchengfly/tieba/post/fragments/BaseFragment.kt
index 0bf702df..c9d939cb 100644
--- a/app/src/main/java/com/huanchengfly/tieba/post/fragments/BaseFragment.kt
+++ b/app/src/main/java/com/huanchengfly/tieba/post/fragments/BaseFragment.kt
@@ -12,8 +12,11 @@ import androidx.annotation.CallSuper
 import androidx.fragment.app.Fragment
 import butterknife.ButterKnife
 import butterknife.Unbinder
+import com.huanchengfly.tieba.post.R
 import com.huanchengfly.tieba.post.interfaces.BackHandledInterface
 import com.huanchengfly.tieba.post.interfaces.Refreshable
+import com.huanchengfly.tieba.post.isLandscape
+import com.huanchengfly.tieba.post.isPortrait
 import com.huanchengfly.tieba.post.utils.AppPreferencesUtils
 import com.huanchengfly.tieba.post.utils.HandleBackUtil
 import kotlinx.coroutines.*
@@ -187,6 +190,15 @@ abstract class BaseFragment : Fragment(), BackHandledInterface, CoroutineScope {
         }
     }
 
+    protected val isTablet: Boolean
+        get() = attachContext.resources.getBoolean(R.bool.is_tablet)
+
+    protected val isPortrait: Boolean
+        get() = attachContext.resources.configuration.isPortrait
+
+    protected val isLandscape: Boolean
+        get() = attachContext.resources.configuration.isLandscape
+
     open fun hasOwnAppbar(): Boolean {
         return false
     }
diff --git a/app/src/main/java/com/huanchengfly/tieba/post/fragments/MainForumListFragment.kt b/app/src/main/java/com/huanchengfly/tieba/post/fragments/MainForumListFragment.kt
index 8d5c550e..5b7347b9 100644
--- a/app/src/main/java/com/huanchengfly/tieba/post/fragments/MainForumListFragment.kt
+++ b/app/src/main/java/com/huanchengfly/tieba/post/fragments/MainForumListFragment.kt
@@ -77,7 +77,6 @@ class MainForumListFragment : BaseFragment(), Refreshable, Toolbar.OnMenuItemCli
 
     @BindView(R.id.refresh)
     lateinit var mRefreshView: SmartRefreshLayout
-    private var navigationHelper: NavigationHelper? = null
     private lateinit var delegateAdapter: DelegateAdapter
     private lateinit var virtualLayoutManager: VirtualLayoutManager
     private lateinit var mainForumListAdapter: MainForumListAdapter
@@ -120,14 +119,19 @@ class MainForumListFragment : BaseFragment(), Refreshable, Toolbar.OnMenuItemCli
         super.onCreate(savedInstanceState)
         virtualLayoutManager = VirtualLayoutManager(attachContext)
         delegateAdapter = DelegateAdapter(virtualLayoutManager)
-        navigationHelper = NavigationHelper.newInstance(attachContext)
     }
 
     private val spanCount: Int
-        get() = if (appPreferences.listSingle) {
-            1
-        } else {
-            2
+        get() = when {
+            appPreferences.listSingle -> {
+                1
+            }
+            resources.getBoolean(R.bool.is_tablet) -> {
+                3
+            }
+            else -> {
+                2
+            }
         }
 
     private fun toggleTopForum(forumId: String) {
diff --git a/app/src/main/java/com/huanchengfly/tieba/post/fragments/PersonalizedFeedFragment.kt b/app/src/main/java/com/huanchengfly/tieba/post/fragments/PersonalizedFeedFragment.kt
index 8964515c..cef696d0 100644
--- a/app/src/main/java/com/huanchengfly/tieba/post/fragments/PersonalizedFeedFragment.kt
+++ b/app/src/main/java/com/huanchengfly/tieba/post/fragments/PersonalizedFeedFragment.kt
@@ -2,6 +2,7 @@ package com.huanchengfly.tieba.post.fragments
 
 import android.animation.Animator
 import android.animation.AnimatorListenerAdapter
+import android.content.res.Configuration
 import android.os.Bundle
 import android.view.MenuItem
 import android.view.View
@@ -10,6 +11,7 @@ import android.widget.Toast
 import androidx.appcompat.widget.Toolbar
 import androidx.recyclerview.widget.RecyclerView
 import androidx.recyclerview.widget.RecyclerView.OnChildAttachStateChangeListener
+import androidx.recyclerview.widget.StaggeredGridLayoutManager
 import butterknife.BindView
 import cn.jzvd.Jzvd
 import com.bumptech.glide.Glide
@@ -22,8 +24,11 @@ import com.huanchengfly.tieba.post.api.models.PersonalizedBean
 import com.huanchengfly.tieba.post.api.retrofit.exception.TiebaException
 import com.huanchengfly.tieba.post.components.MyLinearLayoutManager
 import com.huanchengfly.tieba.post.components.dividers.FeedDivider
+import com.huanchengfly.tieba.post.components.dividers.StaggeredDividerItemDecoration
 import com.huanchengfly.tieba.post.goToActivity
 import com.huanchengfly.tieba.post.interfaces.Refreshable
+import com.huanchengfly.tieba.post.isLandscape
+import com.huanchengfly.tieba.post.isPortrait
 import com.huanchengfly.tieba.post.utils.*
 import com.huanchengfly.tieba.post.widgets.ShadowLayout
 import com.huanchengfly.tieba.post.widgets.VideoPlayerStandard
@@ -65,7 +70,7 @@ class PersonalizedFeedFragment : BaseFragment(), PersonalizedFeedAdapter.OnRefre
 
     override fun hasOwnAppbar(): Boolean = true
 
-    public override fun getLayoutId(): Int = R.layout.fragment_personalized_feed
+    override fun getLayoutId(): Int = R.layout.fragment_personalized_feed
 
     override fun onViewCreated(view: View, savedInstanceState: Bundle?) {
         super.onViewCreated(view, savedInstanceState)
@@ -84,7 +89,6 @@ class PersonalizedFeedFragment : BaseFragment(), PersonalizedFeedAdapter.OnRefre
             onRefreshListener = this@PersonalizedFeedFragment
         }
         recyclerView.apply {
-            addItemDecoration(FeedDivider(attachContext))
             if (!appPreferences.loadPictureWhenScroll) {
                 addOnScrollListener(object : RecyclerView.OnScrollListener() {
                     override fun onScrollStateChanged(recyclerView: RecyclerView, newState: Int) {
@@ -105,20 +109,51 @@ class PersonalizedFeedFragment : BaseFragment(), PersonalizedFeedAdapter.OnRefre
             addOnChildAttachStateChangeListener(object : OnChildAttachStateChangeListener {
                 override fun onChildViewAttachedToWindow(view: View) {}
                 override fun onChildViewDetachedFromWindow(view: View) {
-                    val videoPlayerStandard: VideoPlayerStandard? = view.findViewById(R.id.forum_item_content_video)
+                    val videoPlayerStandard: VideoPlayerStandard? =
+                        view.findViewById(R.id.forum_item_content_video)
                     if (videoPlayerStandard != null && Jzvd.CURRENT_JZVD != null &&
-                            videoPlayerStandard.jzDataSource.containsTheUrl(Jzvd.CURRENT_JZVD.jzDataSource.currentUrl)) {
+                        videoPlayerStandard.jzDataSource.containsTheUrl(Jzvd.CURRENT_JZVD.jzDataSource.currentUrl)
+                    ) {
                         if (Jzvd.CURRENT_JZVD != null && Jzvd.CURRENT_JZVD.screen != Jzvd.SCREEN_FULLSCREEN) {
                             Jzvd.releaseAllVideos()
                         }
                     }
                 }
             })
-            layoutManager = MyLinearLayoutManager(attachContext)
+            layoutManager = if (!isTablet) {
+                addItemDecoration(FeedDivider(attachContext))
+                MyLinearLayoutManager(attachContext)
+            } else {
+                addItemDecoration(StaggeredDividerItemDecoration(attachContext, 12))
+                StaggeredGridLayoutManager(getSpanCount(), StaggeredGridLayoutManager.VERTICAL)
+            }
             adapter = this@PersonalizedFeedFragment.adapter
         }
     }
 
+    override fun onConfigurationChanged(newConfig: Configuration) {
+        super.onConfigurationChanged(newConfig)
+        if (recyclerView.layoutManager is StaggeredGridLayoutManager) {
+            (recyclerView.layoutManager as StaggeredGridLayoutManager).spanCount =
+                getSpanCount(newConfig)
+        }
+    }
+
+    private fun getSpanCount(configuration: Configuration = attachContext.resources.configuration): Int {
+        return when {
+            isTablet && configuration.isPortrait -> {
+                2
+            }
+            isTablet && configuration.isLandscape -> {
+                3
+            }
+            else -> {
+                1
+            }
+        }
+    }
+
+
     fun refresh() {
         page = 1
         TiebaApi.getInstance().personalized(1, page).enqueue(object : Callback<PersonalizedBean> {
diff --git a/app/src/main/res/values-sw600dp/booleans.xml b/app/src/main/res/values-sw600dp/booleans.xml
new file mode 100644
index 00000000..b9786656
--- /dev/null
+++ b/app/src/main/res/values-sw600dp/booleans.xml
@@ -0,0 +1,3 @@
+<resources>
+    <bool name="is_tablet">true</bool>
+</resources>
\ No newline at end of file
diff --git a/app/src/main/res/values-sw600dp/styles.xml b/app/src/main/res/values-sw600dp/styles.xml
new file mode 100644
index 00000000..20faf8e5
--- /dev/null
+++ b/app/src/main/res/values-sw600dp/styles.xml
@@ -0,0 +1,21 @@
+<resources>
+
+    <style name="Widget.TabLayout.Toolbar.Fixed" parent="Widget.TabLayout.Toolbar">
+        <item name="paddingStart">5dp</item>
+        <item name="paddingEnd">5dp</item>
+        <item name="tabPaddingStart">16dp</item>
+        <item name="tabPaddingEnd">16dp</item>
+        <item name="tabUnboundedRipple">false</item>
+        <item name="tabRippleColor">@color/transparent</item>
+        <item name="tabMode">fixed</item>
+        <item name="tabGravity">fill</item>
+        <item name="tabMaxWidth">0dp</item>
+        <item name="tabTextColor">@color/default_color_toolbar_item_secondary</item>
+        <item name="tabSelectedTextColor">@color/default_color_toolbar_item</item>
+        <item name="tabBackground">@color/transparent</item>
+        <item name="tabIndicatorFullWidth">true</item>
+        <item name="tabIndicatorGravity">center</item>
+        <item name="tabIndicator">@drawable/drawable_tab_indicator_new</item>
+        <item name="tabIndicatorColor">@color/default_color_toolbar</item>
+    </style>
+</resources>
\ No newline at end of file
diff --git a/app/src/main/res/values/booleans.xml b/app/src/main/res/values/booleans.xml
new file mode 100644
index 00000000..0a99eb02
--- /dev/null
+++ b/app/src/main/res/values/booleans.xml
@@ -0,0 +1,3 @@
+<resources>
+    <bool name="is_tablet">false</bool>
+</resources>
\ No newline at end of file