diff --git a/app/src/main/java/eu/faircode/email/AdapterFolder.java b/app/src/main/java/eu/faircode/email/AdapterFolder.java
index ab900b7d19..8163862baa 100644
--- a/app/src/main/java/eu/faircode/email/AdapterFolder.java
+++ b/app/src/main/java/eu/faircode/email/AdapterFolder.java
@@ -66,7 +66,6 @@ public class AdapterFolder extends RecyclerView.Adapter<AdapterFolder.ViewHolder
     private Context context;
     private LayoutInflater inflater;
     private LifecycleOwner owner;
-    private boolean show_hidden;
 
     private long account;
     private IFolderSelectedListener listener;
@@ -143,42 +142,20 @@ public class AdapterFolder extends RecyclerView.Adapter<AdapterFolder.ViewHolder
         }
 
         private void bindTo(final TupleFolderEx folder) {
-            boolean hidden = (folder.hide && !show_hidden);
+            boolean hidden = false;
 
             int level = 0;
             TupleFolderEx parent = folder.parent_ref;
             while (parent != null) {
                 level++;
-                if (parent.collapsed || (parent.hide && !show_hidden))
+                if (parent.collapsed)
                     hidden = true;
                 parent = parent.parent_ref;
             }
 
-            boolean root_childs_visible = false;
-            if (folder.parent_ref != null &&
-                    folder.parent_ref.parent_ref == null &&
-                    folder.parent_ref.child_refs != null) {
-                for (TupleFolderEx root : folder.parent_ref.child_refs)
-                    if ((!root.hide || show_hidden) && root.child_refs != null)
-                        for (TupleFolderEx child : root.child_refs)
-                            if (!child.hide || show_hidden) {
-                                root_childs_visible = true;
-                                break;
-                            }
-            } else
-                root_childs_visible = true;
-
-            boolean childs_visible = false;
-            if (folder.child_refs != null)
-                for (TupleFolderEx child : folder.child_refs)
-                    if (!child.hide || show_hidden) {
-                        childs_visible = true;
-                        break;
-                    }
-
             view.setVisibility(hidden ? View.GONE : View.VISIBLE);
             view.setActivated(folder.tbc != null || folder.tbd != null);
-            view.setAlpha(folder.hide || disabledIds.contains(folder.id) ? Helper.LOW_LIGHT : 1.0f);
+            view.setAlpha(disabledIds.contains(folder.id) ? Helper.LOW_LIGHT : 1.0f);
 
             if (textSize != 0)
                 tvName.setTextSize(TypedValue.COMPLEX_UNIT_PX, textSize);
@@ -222,9 +199,9 @@ public class AdapterFolder extends RecyclerView.Adapter<AdapterFolder.ViewHolder
             vwLevel.setLayoutParams(lp);
 
             ivExpander.setImageLevel(folder.collapsed ? 1 /* more */ : 0 /* less */);
-            ivExpander.setVisibility(account < 0 || !root_childs_visible
+            ivExpander.setVisibility(account < 0
                     ? View.GONE
-                    : childs_visible ? View.VISIBLE : View.INVISIBLE);
+                    : folder.child_refs.size() > 0 ? View.VISIBLE : View.INVISIBLE);
 
             if (listener == null) {
                 ivNotify.setVisibility(folder.notify ? View.VISIBLE : View.GONE);
@@ -685,12 +662,11 @@ public class AdapterFolder extends RecyclerView.Adapter<AdapterFolder.ViewHolder
         }
     }
 
-    AdapterFolder(Context context, LifecycleOwner owner, long account, boolean show_hidden, IFolderSelectedListener listener) {
+    AdapterFolder(Context context, LifecycleOwner owner, long account, IFolderSelectedListener listener) {
         this.context = context;
         this.inflater = LayoutInflater.from(context);
         this.owner = owner;
         this.account = account;
-        this.show_hidden = show_hidden;
         this.listener = listener;
 
         SharedPreferences prefs = PreferenceManager.getDefaultSharedPreferences(context);
@@ -794,13 +770,6 @@ public class AdapterFolder extends RecyclerView.Adapter<AdapterFolder.ViewHolder
         return result;
     }
 
-    void setShowHidden(boolean show_hidden) {
-        if (this.show_hidden != show_hidden) {
-            this.show_hidden = show_hidden;
-            notifyDataSetChanged();
-        }
-    }
-
     private class DiffCallback extends DiffUtil.Callback {
         private List<TupleFolderEx> prev = new ArrayList<>();
         private List<TupleFolderEx> next = new ArrayList<>();
@@ -837,9 +806,6 @@ public class AdapterFolder extends RecyclerView.Adapter<AdapterFolder.ViewHolder
             TupleFolderEx p1 = f1.parent_ref;
             TupleFolderEx p2 = f2.parent_ref;
             while (p1 != null && p2 != null) {
-                if (p1.hide != p2.hide)
-                    return false;
-
                 if (p1.collapsed != p2.collapsed)
                     return false;
 
diff --git a/app/src/main/java/eu/faircode/email/AdapterMessage.java b/app/src/main/java/eu/faircode/email/AdapterMessage.java
index f7e9105ab4..3ec7acf430 100644
--- a/app/src/main/java/eu/faircode/email/AdapterMessage.java
+++ b/app/src/main/java/eu/faircode/email/AdapterMessage.java
@@ -2935,7 +2935,7 @@ public class AdapterMessage extends RecyclerView.Adapter<AdapterMessage.ViewHold
             LinearLayoutManager llm = new LinearLayoutManager(context);
             rvFolder.setLayoutManager(llm);
 
-            final AdapterFolder adapter = new AdapterFolder(context, owner, data.message.account, false,
+            final AdapterFolder adapter = new AdapterFolder(context, owner, data.message.account,
                     new AdapterFolder.IFolderSelectedListener() {
                         @Override
                         public void onFolderSelected(TupleFolderEx folder) {
diff --git a/app/src/main/java/eu/faircode/email/DaoFolder.java b/app/src/main/java/eu/faircode/email/DaoFolder.java
index 086d1b5164..07aeac5042 100644
--- a/app/src/main/java/eu/faircode/email/DaoFolder.java
+++ b/app/src/main/java/eu/faircode/email/DaoFolder.java
@@ -221,7 +221,6 @@ public interface DaoFolder {
             ", unified = :unified" +
             ", navigation = :navigation" +
             ", notify = :notify" +
-            ", hide = :hide" +
             ", synchronize = :synchronize" +
             ", poll = :poll" +
             ", download = :download" +
@@ -231,7 +230,7 @@ public interface DaoFolder {
             " WHERE id = :id")
     int setFolderProperties(
             long id,
-            String display, boolean unified, boolean navigation, boolean notify, boolean hide,
+            String display, boolean unified, boolean navigation, boolean notify,
             boolean synchronize, boolean poll, boolean download,
             int sync_days, int keep_days, boolean auto_delete);
 
diff --git a/app/src/main/java/eu/faircode/email/EntityFolder.java b/app/src/main/java/eu/faircode/email/EntityFolder.java
index bf19acb7ba..b0393c7403 100644
--- a/app/src/main/java/eu/faircode/email/EntityFolder.java
+++ b/app/src/main/java/eu/faircode/email/EntityFolder.java
@@ -85,7 +85,7 @@ public class EntityFolder extends EntityOrder implements Serializable {
     public Boolean auto_delete = false;
     public String display;
     @NonNull
-    public Boolean hide = false;
+    public Boolean hide = false; // obsolete
     @NonNull
     public Boolean collapsed = false;
     @NonNull
@@ -290,7 +290,6 @@ public class EntityFolder extends EntityOrder implements Serializable {
                     this.keep_days.equals(other.keep_days) &&
                     Objects.equals(this.display, other.display) &&
                     Objects.equals(this.order, other.order) &&
-                    this.hide == other.hide &&
                     this.collapsed == other.collapsed &&
                     this.unified == other.unified &&
                     this.notify == other.notify &&
@@ -323,7 +322,6 @@ public class EntityFolder extends EntityOrder implements Serializable {
         json.put("keep_days", keep_days);
         json.put("auto_delete", auto_delete);
         json.put("display", display);
-        json.put("hide", hide);
         json.put("collapsed", collapsed);
         json.put("unified", unified);
         json.put("navigation", navigation);
@@ -363,8 +361,6 @@ public class EntityFolder extends EntityOrder implements Serializable {
         if (json.has("display") && !json.isNull("display"))
             folder.display = json.getString("display");
 
-        if (json.has("hide"))
-            folder.hide = json.getBoolean("hide");
         if (json.has("collapsed"))
             folder.collapsed = json.getBoolean("collapsed");
 
diff --git a/app/src/main/java/eu/faircode/email/FragmentFolder.java b/app/src/main/java/eu/faircode/email/FragmentFolder.java
index 6ddccc1f06..d725d0be65 100644
--- a/app/src/main/java/eu/faircode/email/FragmentFolder.java
+++ b/app/src/main/java/eu/faircode/email/FragmentFolder.java
@@ -46,7 +46,6 @@ public class FragmentFolder extends FragmentBase {
     private ViewGroup view;
     private EditText etName;
     private EditText etDisplay;
-    private CheckBox cbHide;
     private CheckBox cbUnified;
     private CheckBox cbNavigation;
     private CheckBox cbNotify;
@@ -88,7 +87,6 @@ public class FragmentFolder extends FragmentBase {
         // Get controls
         etName = view.findViewById(R.id.etName);
         etDisplay = view.findViewById(R.id.etDisplay);
-        cbHide = view.findViewById(R.id.cbHide);
         cbUnified = view.findViewById(R.id.cbUnified);
         cbNavigation = view.findViewById(R.id.cbNavigation);
         cbNotify = view.findViewById(R.id.cbNotify);
@@ -153,7 +151,6 @@ public class FragmentFolder extends FragmentBase {
         args.putLong("account", account);
         args.putString("name", etName.getText().toString());
         args.putString("display", etDisplay.getText().toString());
-        args.putBoolean("hide", cbHide.isChecked());
         args.putBoolean("unified", cbUnified.isChecked());
         args.putBoolean("navigation", cbNavigation.isChecked());
         args.putBoolean("notify", cbNotify.getVisibility() == View.VISIBLE && cbNotify.isChecked());
@@ -189,7 +186,6 @@ public class FragmentFolder extends FragmentBase {
                 long aid = args.getLong("account");
                 String name = args.getString("name");
                 String display = args.getString("display");
-                boolean hide = args.getBoolean("hide");
                 boolean unified = args.getBoolean("unified");
                 boolean navigation = args.getBoolean("navigation");
                 boolean notify = args.getBoolean("notify");
@@ -227,7 +223,6 @@ public class FragmentFolder extends FragmentBase {
                         create.account = aid;
                         create.name = name;
                         create.display = display;
-                        create.hide = hide;
                         create.type = EntityFolder.USER;
                         create.unified = unified;
                         create.navigation = navigation;
@@ -245,7 +240,7 @@ public class FragmentFolder extends FragmentBase {
 
                         Log.i("Updating folder=" + name);
                         db.folder().setFolderProperties(id,
-                                display, unified, navigation, notify, hide,
+                                display, unified, navigation, notify,
                                 synchronize, poll, download,
                                 sync_days, keep_days, auto_delete);
                         db.folder().setFolderError(id, null);
@@ -408,7 +403,6 @@ public class FragmentFolder extends FragmentBase {
                     etName.setText(folder == null ? null : folder.name);
                     etDisplay.setText(folder == null ? null : folder.display);
                     etDisplay.setHint(folder == null ? null : Helper.localizeFolderName(getContext(), folder.name));
-                    cbHide.setChecked(folder == null ? false : folder.hide);
                     cbUnified.setChecked(folder == null ? false : folder.unified);
                     cbNavigation.setChecked(folder == null ? false : folder.navigation);
                     cbNotify.setChecked(folder == null ? false : folder.notify);
diff --git a/app/src/main/java/eu/faircode/email/FragmentFolders.java b/app/src/main/java/eu/faircode/email/FragmentFolders.java
index d93f44c949..6e3644c4c8 100644
--- a/app/src/main/java/eu/faircode/email/FragmentFolders.java
+++ b/app/src/main/java/eu/faircode/email/FragmentFolders.java
@@ -66,7 +66,6 @@ public class FragmentFolders extends FragmentBase {
     private FloatingActionButton fabError;
 
     private long account;
-    private boolean show_hidden = false;
     private String searching = null;
     private AdapterFolder adapter;
 
@@ -144,7 +143,7 @@ public class FragmentFolders extends FragmentBase {
         itemDecorator.setDrawable(getContext().getDrawable(R.drawable.divider));
         rvFolder.addItemDecoration(itemDecorator);
 
-        adapter = new AdapterFolder(getContext(), getViewLifecycleOwner(), account, show_hidden, null);
+        adapter = new AdapterFolder(getContext(), getViewLifecycleOwner(), account, null);
         rvFolder.setAdapter(adapter);
 
         fab.setOnClickListener(new View.OnClickListener() {
@@ -384,27 +383,4 @@ public class FragmentFolders extends FragmentBase {
 
         super.onCreateOptionsMenu(menu, inflater);
     }
-
-    @Override
-    public void onPrepareOptionsMenu(Menu menu) {
-        menu.findItem(R.id.menu_show_hidden).setChecked(show_hidden);
-        super.onPrepareOptionsMenu(menu);
-    }
-
-    @Override
-    public boolean onOptionsItemSelected(MenuItem item) {
-        switch (item.getItemId()) {
-            case R.id.menu_show_hidden:
-                onMenuShowHidden();
-                return true;
-            default:
-                return super.onOptionsItemSelected(item);
-        }
-    }
-
-    private void onMenuShowHidden() {
-        show_hidden = !show_hidden;
-        getActivity().invalidateOptionsMenu();
-        adapter.setShowHidden(show_hidden);
-    }
 }
diff --git a/app/src/main/java/eu/faircode/email/FragmentMessages.java b/app/src/main/java/eu/faircode/email/FragmentMessages.java
index 4554cc4aa9..c32a72ed5c 100644
--- a/app/src/main/java/eu/faircode/email/FragmentMessages.java
+++ b/app/src/main/java/eu/faircode/email/FragmentMessages.java
@@ -1811,7 +1811,7 @@ public class FragmentMessages extends FragmentBase implements SharedPreferences.
         LinearLayoutManager llm = new LinearLayoutManager(getContext());
         rvFolder.setLayoutManager(llm);
 
-        final AdapterFolder adapter = new AdapterFolder(getContext(), getViewLifecycleOwner(), account, false,
+        final AdapterFolder adapter = new AdapterFolder(getContext(), getViewLifecycleOwner(), account,
                 new AdapterFolder.IFolderSelectedListener() {
                     @Override
                     public void onFolderSelected(TupleFolderEx folder) {
diff --git a/app/src/main/res/layout/fragment_folder.xml b/app/src/main/res/layout/fragment_folder.xml
index c4ae0c8177..0c4a619cc1 100644
--- a/app/src/main/res/layout/fragment_folder.xml
+++ b/app/src/main/res/layout/fragment_folder.xml
@@ -58,15 +58,6 @@
                 app:layout_constraintStart_toStartOf="parent"
                 app:layout_constraintTop_toBottomOf="@id/tvDisplay" />
 
-            <CheckBox
-                android:id="@+id/cbHide"
-                android:layout_width="wrap_content"
-                android:layout_height="wrap_content"
-                android:layout_marginTop="12dp"
-                android:text="@string/title_hide_folder"
-                app:layout_constraintStart_toStartOf="parent"
-                app:layout_constraintTop_toBottomOf="@id/etDisplay" />
-
             <CheckBox
                 android:id="@+id/cbUnified"
                 android:layout_width="wrap_content"
@@ -74,7 +65,7 @@
                 android:layout_marginTop="12dp"
                 android:text="@string/title_unified_folder"
                 app:layout_constraintStart_toStartOf="parent"
-                app:layout_constraintTop_toBottomOf="@id/cbHide" />
+                app:layout_constraintTop_toBottomOf="@id/etDisplay" />
 
             <CheckBox
                 android:id="@+id/cbNavigation"
diff --git a/app/src/main/res/menu/menu_folders.xml b/app/src/main/res/menu/menu_folders.xml
index b621a2ae0d..38f71a0ad1 100644
--- a/app/src/main/res/menu/menu_folders.xml
+++ b/app/src/main/res/menu/menu_folders.xml
@@ -8,10 +8,4 @@
         android:title="@string/title_search"
         app:actionViewClass="androidx.appcompat.widget.SearchView"
         app:showAsAction="collapseActionView|always" />
-
-    <item
-        android:id="@+id/menu_show_hidden"
-        android:checkable="true"
-        android:title="@string/title_show_folders"
-        app:showAsAction="never" />
 </menu>
diff --git a/app/src/main/res/values/strings.xml b/app/src/main/res/values/strings.xml
index abde07ac8b..651d6a1385 100644
--- a/app/src/main/res/values/strings.xml
+++ b/app/src/main/res/values/strings.xml
@@ -347,8 +347,6 @@
 
     <string name="title_folder_name">Folder name</string>
     <string name="title_display_name">Display name</string>
-    <string name="title_show_folders">Show hidden folders</string>
-    <string name="title_hide_folder">Hide folder</string>
     <string name="title_unified_folder">Show in unified inbox</string>
     <string name="title_navigation_folder">Show in navigation menu</string>
     <string name="title_synchronize_folder">Synchronize (receive messages)</string>