diff --git a/core/java/android/os/storage/VolumeInfo.java b/core/java/android/os/storage/VolumeInfo.java
index 4b706496db206..ea0597d8c68c1 100644
--- a/core/java/android/os/storage/VolumeInfo.java
+++ b/core/java/android/os/storage/VolumeInfo.java
@@ -438,10 +438,6 @@ public class VolumeInfo implements Parcelable {
         final Intent intent = new Intent(DocumentsContract.ACTION_BROWSE);
         intent.addCategory(Intent.CATEGORY_DEFAULT);
         intent.setData(uri);
-
-        // note that docsui treats this as *force* show advanced. So sending
-        // false permits advanced to be shown based on user preferences.
-        intent.putExtra(DocumentsContract.EXTRA_SHOW_ADVANCED, isPrimary());
         intent.putExtra(DocumentsContract.EXTRA_SHOW_FILESIZE, true);
         return intent;
     }
diff --git a/core/java/android/provider/DocumentsContract.java b/core/java/android/provider/DocumentsContract.java
index 3700098932860..3788c746826d3 100644
--- a/core/java/android/provider/DocumentsContract.java
+++ b/core/java/android/provider/DocumentsContract.java
@@ -92,9 +92,6 @@ public final class DocumentsContract {
     /** {@hide} */
     public static final String EXTRA_PACKAGE_NAME = "android.content.extra.PACKAGE_NAME";
 
-    /** {@hide} */
-    public static final String EXTRA_SHOW_ADVANCED = "android.content.extra.SHOW_ADVANCED";
-
     /** {@hide} */
     public static final String EXTRA_SHOW_FILESIZE = "android.content.extra.SHOW_FILESIZE";
 
@@ -563,15 +560,6 @@ public final class DocumentsContract {
          */
         public static final int FLAG_EMPTY = 1 << 16;
 
-        /**
-         * Flag indicating that this root should only be visible to advanced
-         * users.
-         *
-         * @see #COLUMN_FLAGS
-         * @hide
-         */
-        public static final int FLAG_ADVANCED = 1 << 17;
-
         /**
          * Flag indicating that this root has settings.
          *
@@ -579,7 +567,7 @@ public final class DocumentsContract {
          * @see DocumentsContract#ACTION_DOCUMENT_ROOT_SETTINGS
          * @hide
          */
-        public static final int FLAG_HAS_SETTINGS = 1 << 18;
+        public static final int FLAG_HAS_SETTINGS = 1 << 17;
     }
 
     /**
diff --git a/packages/DocumentsUI/res/menu/activity.xml b/packages/DocumentsUI/res/menu/activity.xml
index 73571af20134d..79f6fa9942324 100644
--- a/packages/DocumentsUI/res/menu/activity.xml
+++ b/packages/DocumentsUI/res/menu/activity.xml
@@ -83,10 +83,6 @@
         android:id="@+id/menu_file_size"
         android:showAsAction="never"
         android:visible="false" />
-    <item
-        android:id="@+id/menu_advanced"
-        android:showAsAction="never"
-        android:visible="false" />
     <item
         android:id="@+id/menu_settings"
         android:title="@string/menu_settings"
diff --git a/packages/DocumentsUI/src/com/android/documentsui/BaseActivity.java b/packages/DocumentsUI/src/com/android/documentsui/BaseActivity.java
index 46cbbdf81c4e2..e15cd856dbd2b 100644
--- a/packages/DocumentsUI/src/com/android/documentsui/BaseActivity.java
+++ b/packages/DocumentsUI/src/com/android/documentsui/BaseActivity.java
@@ -149,7 +149,6 @@ public abstract class BaseActivity extends Activity
         final MenuItem sortSize = menu.findItem(R.id.menu_sort_size);
         final MenuItem grid = menu.findItem(R.id.menu_grid);
         final MenuItem list = menu.findItem(R.id.menu_list);
-        final MenuItem advanced = menu.findItem(R.id.menu_advanced);
         final MenuItem fileSize = menu.findItem(R.id.menu_file_size);
 
         // Search uses backend ranking; no sorting, recents doesn't support sort.
@@ -161,9 +160,6 @@ public abstract class BaseActivity extends Activity
         grid.setVisible(mState.derivedMode != State.MODE_GRID);
         list.setVisible(mState.derivedMode != State.MODE_LIST);
 
-        advanced.setVisible(!mState.forceAdvanced);
-        advanced.setTitle(LocalPreferences.getDisplayAdvancedDevices(this)
-                ? R.string.menu_advanced_hide : R.string.menu_advanced_show);
         fileSize.setTitle(LocalPreferences.getDisplayFileSize(this)
                 ? R.string.menu_file_size_hide : R.string.menu_file_size_show);
 
@@ -199,10 +195,6 @@ public abstract class BaseActivity extends Activity
         state.forceSize = intent.getBooleanExtra(DocumentsContract.EXTRA_SHOW_FILESIZE, false);
         state.showSize = state.forceSize || LocalPreferences.getDisplayFileSize(this);
 
-        state.forceAdvanced = intent.getBooleanExtra(DocumentsContract.EXTRA_SHOW_ADVANCED, false);
-        state.showAdvanced = state.forceAdvanced
-                || LocalPreferences.getDisplayAdvancedDevices(this);
-
         state.initAcceptMimes(intent);
         state.excludedAuthorities = getExcludedAuthorities();
 
@@ -278,10 +270,6 @@ public abstract class BaseActivity extends Activity
                 }
                 return true;
 
-            case R.id.menu_advanced:
-                setDisplayAdvancedDevices(!LocalPreferences.getDisplayAdvancedDevices(this));
-                return true;
-
             case R.id.menu_file_size:
                 setDisplayFileSize(!LocalPreferences.getDisplayFileSize(this));
                 return true;
@@ -431,13 +419,6 @@ public abstract class BaseActivity extends Activity
         return mState;
     }
 
-    void setDisplayAdvancedDevices(boolean display) {
-        LocalPreferences.setDisplayAdvancedDevices(this, display);
-        mState.showAdvanced = mState.forceAdvanced | display;
-        RootsFragment.get(getFragmentManager()).onDisplayStateChanged();
-        invalidateOptionsMenu();
-    }
-
     void setDisplayFileSize(boolean display) {
         LocalPreferences.setDisplayFileSize(this, display);
         mState.showSize = display;
diff --git a/packages/DocumentsUI/src/com/android/documentsui/DownloadsActivity.java b/packages/DocumentsUI/src/com/android/documentsui/DownloadsActivity.java
index b5d3ea082d504..2f784cbf2ac32 100644
--- a/packages/DocumentsUI/src/com/android/documentsui/DownloadsActivity.java
+++ b/packages/DocumentsUI/src/com/android/documentsui/DownloadsActivity.java
@@ -98,12 +98,10 @@ public class DownloadsActivity extends BaseActivity {
     public boolean onPrepareOptionsMenu(Menu menu) {
         super.onPrepareOptionsMenu(menu);
 
-        final MenuItem advanced = menu.findItem(R.id.menu_advanced);
         final MenuItem createDir = menu.findItem(R.id.menu_create_dir);
         final MenuItem pasteFromCb = menu.findItem(R.id.menu_paste_from_clipboard);
         final MenuItem fileSize = menu.findItem(R.id.menu_file_size);
 
-        advanced.setVisible(false);
         createDir.setVisible(false);
         pasteFromCb.setEnabled(false);
         fileSize.setVisible(false);
diff --git a/packages/DocumentsUI/src/com/android/documentsui/LocalPreferences.java b/packages/DocumentsUI/src/com/android/documentsui/LocalPreferences.java
index 170fb891f97d2..c7c61c3189ac2 100644
--- a/packages/DocumentsUI/src/com/android/documentsui/LocalPreferences.java
+++ b/packages/DocumentsUI/src/com/android/documentsui/LocalPreferences.java
@@ -25,17 +25,9 @@ import com.android.documentsui.State.ViewMode;
 import com.android.documentsui.model.RootInfo;
 
 public class LocalPreferences {
-    private static final String KEY_ADVANCED_DEVICES = "advancedDevices";
     private static final String KEY_FILE_SIZE = "fileSize";
     private static final String ROOT_VIEW_MODE_PREFIX = "rootViewMode-";
 
-    public static boolean getDisplayAdvancedDevices(Context context) {
-        boolean defaultAdvanced = context.getResources()
-                .getBoolean(R.bool.config_defaultAdvancedDevices);
-        return PreferenceManager.getDefaultSharedPreferences(context)
-                .getBoolean(KEY_ADVANCED_DEVICES, defaultAdvanced);
-    }
-
     public static boolean getDisplayFileSize(Context context) {
         return PreferenceManager.getDefaultSharedPreferences(context)
                 .getBoolean(KEY_FILE_SIZE, false);
@@ -47,11 +39,6 @@ public class LocalPreferences {
                 .getInt(createKey(root), fallback);
     }
 
-    public static void setDisplayAdvancedDevices(Context context, boolean display) {
-        PreferenceManager.getDefaultSharedPreferences(context).edit()
-                .putBoolean(KEY_ADVANCED_DEVICES, display).apply();
-    }
-
     public static void setDisplayFileSize(Context context, boolean display) {
         PreferenceManager.getDefaultSharedPreferences(context).edit()
                 .putBoolean(KEY_FILE_SIZE, display).apply();
diff --git a/packages/DocumentsUI/src/com/android/documentsui/RootsCache.java b/packages/DocumentsUI/src/com/android/documentsui/RootsCache.java
index b63fefd42c8f1..2b7294a6e6d85 100644
--- a/packages/DocumentsUI/src/com/android/documentsui/RootsCache.java
+++ b/packages/DocumentsUI/src/com/android/documentsui/RootsCache.java
@@ -439,39 +439,27 @@ public class RootsCache {
                 continue;
             }
 
-            if (!state.showAdvanced && root.isAdvanced()) {
-                if (DEBUG) Log.d(TAG, "Excluding root because: unwanted advanced device.");
-                continue;
-            }
-
-            // Exclude non-local devices when local only
             if (state.localOnly && !root.isLocalOnly()) {
                 if (DEBUG) Log.d(TAG, "Excluding root because: unwanted non-local device.");
                 continue;
             }
 
-            // Exclude downloads roots as it doesn't support directory creation (actually
-            // we just don't show them).
-            // TODO: Add flag to check the root supports directory creation.
             if (state.directoryCopy && root.isDownloads()) {
                 if (DEBUG) Log.d(
                         TAG, "Excluding downloads root because: unsupported directory copy.");
                 continue;
             }
 
-            // Only show empty roots when creating, or in browse mode.
             if (state.action == State.ACTION_OPEN && root.isEmpty()) {
                 if (DEBUG) Log.d(TAG, "Excluding empty root because: ACTION_OPEN.");
                 continue;
             }
 
-            // Only show empty roots when creating, or in browse mode.
             if (state.action == State.ACTION_GET_CONTENT && root.isEmpty()) {
                 if (DEBUG) Log.d(TAG, "Excluding empty root because: ACTION_GET_CONTENT.");
                 continue;
             }
 
-            // Only include roots that serve requested content
             final boolean overlap =
                     MimePredicate.mimeMatches(root.derivedMimeTypes, state.acceptMimes) ||
                     MimePredicate.mimeMatches(state.acceptMimes, root.derivedMimeTypes);
@@ -482,9 +470,8 @@ public class RootsCache {
                 continue;
             }
 
-            // Exclude roots from the calling package.
             if (state.excludedAuthorities.contains(root.authority)) {
-                if (DEBUG) Log.d(TAG, "Excluding root because: calling package.");
+                if (DEBUG) Log.d(TAG, "Excluding root because: owned by calling package.");
                 continue;
             }
 
diff --git a/packages/DocumentsUI/src/com/android/documentsui/State.java b/packages/DocumentsUI/src/com/android/documentsui/State.java
index 62f9ea7ed8042..4f460b4a5cf61 100644
--- a/packages/DocumentsUI/src/com/android/documentsui/State.java
+++ b/packages/DocumentsUI/src/com/android/documentsui/State.java
@@ -82,8 +82,6 @@ public class State implements android.os.Parcelable {
     public boolean forceSize;
     public boolean showSize;
     public boolean localOnly;
-    public boolean forceAdvanced;
-    public boolean showAdvanced;
     public boolean restored;
 
     // Indicates that a copy operation (or move) includes a directory.
@@ -181,8 +179,6 @@ public class State implements android.os.Parcelable {
         out.writeInt(forceSize ? 1 : 0);
         out.writeInt(showSize ? 1 : 0);
         out.writeInt(localOnly ? 1 : 0);
-        out.writeInt(forceAdvanced ? 1 : 0);
-        out.writeInt(showAdvanced ? 1 : 0);
         out.writeInt(restored ? 1 : 0);
         DurableUtils.writeToParcel(out, stack);
         out.writeMap(dirState);
@@ -211,8 +207,6 @@ public class State implements android.os.Parcelable {
             state.forceSize = in.readInt() != 0;
             state.showSize = in.readInt() != 0;
             state.localOnly = in.readInt() != 0;
-            state.forceAdvanced = in.readInt() != 0;
-            state.showAdvanced = in.readInt() != 0;
             state.restored = in.readInt() != 0;
             DurableUtils.readFromParcel(in, state.stack);
             in.readMap(state.dirState, loader);
diff --git a/packages/DocumentsUI/src/com/android/documentsui/model/RootInfo.java b/packages/DocumentsUI/src/com/android/documentsui/model/RootInfo.java
index 38970585afc39..29273a36b112f 100644
--- a/packages/DocumentsUI/src/com/android/documentsui/model/RootInfo.java
+++ b/packages/DocumentsUI/src/com/android/documentsui/model/RootInfo.java
@@ -283,10 +283,6 @@ public class RootInfo implements Durable, Parcelable, Comparable<RootInfo> {
         return (flags & Root.FLAG_SUPPORTS_SEARCH) != 0;
     }
 
-    public boolean isAdvanced() {
-        return (flags & Root.FLAG_ADVANCED) != 0;
-    }
-
     public boolean isLocalOnly() {
         return (flags & Root.FLAG_LOCAL_ONLY) != 0;
     }
diff --git a/packages/DocumentsUI/tests/src/com/android/documentsui/RootsCacheTest.java b/packages/DocumentsUI/tests/src/com/android/documentsui/RootsCacheTest.java
index 2e81545e8e54d..e73dd8cdfec25 100644
--- a/packages/DocumentsUI/tests/src/com/android/documentsui/RootsCacheTest.java
+++ b/packages/DocumentsUI/tests/src/com/android/documentsui/RootsCacheTest.java
@@ -55,7 +55,6 @@ public class RootsCacheTest extends AndroidTestCase {
 
         mState = new State();
         mState.action = State.ACTION_OPEN;
-        mState.showAdvanced = true;
         mState.localOnly = false;
     }
 
diff --git a/packages/ExternalStorageProvider/src/com/android/externalstorage/ExternalStorageProvider.java b/packages/ExternalStorageProvider/src/com/android/externalstorage/ExternalStorageProvider.java
index 97527ddf3222d..d31a121233e37 100644
--- a/packages/ExternalStorageProvider/src/com/android/externalstorage/ExternalStorageProvider.java
+++ b/packages/ExternalStorageProvider/src/com/android/externalstorage/ExternalStorageProvider.java
@@ -170,7 +170,6 @@ public class ExternalStorageProvider extends DocumentsProvider {
             if (volume.isPrimary()) {
                 // save off the primary volume for subsequent "Home" dir initialization.
                 primaryVolume = volume;
-                root.flags |= Root.FLAG_ADVANCED;
             }
             // Dunno when this would NOT be the case, but never hurts to be correct.
             if (volume.isMountedWritable()) {
diff --git a/packages/Shell/src/com/android/shell/BugreportStorageProvider.java b/packages/Shell/src/com/android/shell/BugreportStorageProvider.java
index 814aa8cb8c06b..49759c5f6ee1a 100644
--- a/packages/Shell/src/com/android/shell/BugreportStorageProvider.java
+++ b/packages/Shell/src/com/android/shell/BugreportStorageProvider.java
@@ -56,7 +56,7 @@ public class BugreportStorageProvider extends DocumentsProvider {
         final MatrixCursor result = new MatrixCursor(resolveRootProjection(projection));
         final RowBuilder row = result.newRow();
         row.add(Root.COLUMN_ROOT_ID, DOC_ID_ROOT);
-        row.add(Root.COLUMN_FLAGS, Root.FLAG_LOCAL_ONLY | Root.FLAG_ADVANCED);
+        row.add(Root.COLUMN_FLAGS, Root.FLAG_LOCAL_ONLY);
         row.add(Root.COLUMN_ICON, android.R.mipmap.sym_def_app_icon);
         row.add(Root.COLUMN_TITLE, getContext().getString(R.string.bugreport_storage_title));
         row.add(Root.COLUMN_DOCUMENT_ID, DOC_ID_ROOT);