diff --git a/src/client/web/src/components/__test__/pane_login.test.tsx b/src/client/web/src/components/__test__/pane_login.test.tsx
index c168144..4803d6a 100644
--- a/src/client/web/src/components/__test__/pane_login.test.tsx
+++ b/src/client/web/src/components/__test__/pane_login.test.tsx
@@ -3,7 +3,13 @@ import { List, Set, Map } from "immutable";
 import { initMockWorker } from "../../test/helpers";
 import { User, UploadInfo } from "../../client";
 import { AuthPane } from "../pane_login";
-import { ICoreState, newState } from "../core_state";
+import {
+  ICoreState,
+  newState,
+  sharingCtrl,
+  ctrlOn,
+  ctrlOff,
+} from "../core_state";
 import { updater } from "../state_updater";
 import { UploadState, UploadEntry } from "../../worker/interface";
 import { MockUsersClient, resps as usersResps } from "../../client/users_mock";
@@ -16,7 +22,7 @@ import { settingsTabsCtrl } from "../dialog_settings";
 describe("Login", () => {
   initMockWorker();
 
-  test("login", async () => {
+  test("login as admin without sharing", async () => {
     const coreState = newState();
     const pane = new AuthPane({
       login: coreState.login,
@@ -113,8 +119,9 @@ describe("Login", () => {
       control: {
         controls: Map<string, string>({
           [panelTabs]: "filesPanel",
-          [settingsDialogCtrl]: "off",
+          [settingsDialogCtrl]: ctrlOff,
           [settingsTabsCtrl]: "preferencePane",
+          [sharingCtrl]: ctrlOff,
         }),
         options: Map<string, Set<string>>({
           [panelTabs]: Set<string>([
@@ -122,8 +129,9 @@ describe("Login", () => {
             "uploadingsPanel",
             "sharingsPanel",
           ]),
-          [settingsDialogCtrl]: Set<string>(["on", "off"]),
+          [settingsDialogCtrl]: Set<string>([ctrlOn, ctrlOff]),
           [settingsTabsCtrl]: Set<string>(["preferencePane", "managementPane"]),
+          [sharingCtrl]: Set<string>([ctrlOn, ctrlOff]),
         }),
       },
     });
diff --git a/src/client/web/src/components/__test__/state_mgr.test.tsx b/src/client/web/src/components/__test__/state_mgr.test.tsx
index 6058f34..adbeb14 100644
--- a/src/client/web/src/components/__test__/state_mgr.test.tsx
+++ b/src/client/web/src/components/__test__/state_mgr.test.tsx
@@ -16,6 +16,7 @@ import { MsgPackage } from "../../i18n/msger";
 
 describe("State Manager", () => {
   initMockWorker();
+  const emptyQuery = new URLSearchParams("");
 
   test("initUpdater for admin", async () => {
     const usersCl = new MockUsersClient("");
@@ -33,7 +34,7 @@ describe("State Manager", () => {
     };
 
     const coreState = newState();
-    await mgr.initUpdater(coreState);
+    await mgr.initUpdater(coreState, emptyQuery);
 
     // browser
     expect(coreState.filesInfo.dirPath.join("/")).toEqual("mock_home/files");
@@ -161,11 +162,14 @@ describe("State Manager", () => {
     mgr.update = (apply: (prevState: ICoreState) => ICoreState): void => {
       // no op
     };
-    await mgr.initUpdater(coreState);
+
+    const sharingPath = "sharingPath/files";
+    const query = new URLSearchParams(`?dir=${sharingPath}`);
+    await mgr.initUpdater(coreState, query);
 
     // browser
     // TODO: mock query to get dir parm
-    expect(coreState.filesInfo.dirPath.join("/")).toEqual("mock_home/files");
+    expect(coreState.filesInfo.dirPath.join("/")).toEqual(sharingPath);
     expect(coreState.filesInfo.isSharing).toEqual(true);
     expect(coreState.filesInfo.items).toEqual(
       List(filesResps.listHomeMockResp.data.metadatas)
diff --git a/src/client/web/src/components/core_state.ts b/src/client/web/src/components/core_state.ts
index 100de43..f3dcafd 100644
--- a/src/client/web/src/components/core_state.ts
+++ b/src/client/web/src/components/core_state.ts
@@ -1,7 +1,8 @@
 import { List, Set, Map } from "immutable";
 
 import { UploadEntry } from "../worker/interface";
-
+import { MsgPackage } from "../i18n/msger";
+import { User, MetadataResp } from "../client";
 import { settingsDialogCtrl } from "./layers";
 import { FilesProps } from "./panel_files";
 import { UploadingsProps } from "./panel_uploadings";
@@ -10,9 +11,11 @@ import { controlName as panelTabs } from "./root_frame";
 import { settingsTabsCtrl } from "./dialog_settings";
 import { LoginProps } from "./pane_login";
 import { AdminProps } from "./pane_admin";
-import { MsgPackage } from "../i18n/msger";
-import { User, MetadataResp } from "../client";
 
+export const ctrlHidden = "hidden";
+export const ctrlOn = "on";
+export const ctrlOff = "off";
+export const sharingCtrl = "sharingCtrl";
 export interface MsgProps {
   lan: string;
   pkg: Map<string, string>;
@@ -108,6 +111,7 @@ export function initState(): ICoreState {
           [panelTabs]: "filesPanel",
           [settingsDialogCtrl]: "off",
           [settingsTabsCtrl]: "preferencePane",
+          [sharingCtrl]: "off",
         }),
         options: Map<string, Set<string>>({
           [panelTabs]: Set<string>([
@@ -117,6 +121,7 @@ export function initState(): ICoreState {
           ]),
           [settingsDialogCtrl]: Set<string>(["on", "off"]),
           [settingsTabsCtrl]: Set<string>(["preferencePane", "managementPane"]),
+          [sharingCtrl]: Set<string>(["on", "off"]),
         }),
       },
     },
diff --git a/src/client/web/src/components/state_mgr.tsx b/src/client/web/src/components/state_mgr.tsx
index f9e603e..cbd44e9 100644
--- a/src/client/web/src/components/state_mgr.tsx
+++ b/src/client/web/src/components/state_mgr.tsx
@@ -25,7 +25,9 @@ export class StateMgr extends React.Component<Props, State, {}> {
     const worker = window.Worker == null ? new FgWorker() : new BgWorker();
     initUploadMgr(worker);
     this.state = newState();
-    this.initUpdater(this.state); // don't await
+
+    const query = new URLSearchParams(document.location.search.substring(1));
+    this.initUpdater(this.state, query); // don't await
   }
 
   setUsersClient = (client: IUsersClient) => {
@@ -40,7 +42,10 @@ export class StateMgr extends React.Component<Props, State, {}> {
     this.settingsClient = client;
   };
 
-  initUpdater = async (state: ICoreState): Promise<void> => {
+  initUpdater = async (
+    state: ICoreState,
+    query: URLSearchParams
+  ): Promise<void> => {
     updater().init(state);
     if (
       this.usersClient == null ||
@@ -56,9 +61,8 @@ export class StateMgr extends React.Component<Props, State, {}> {
       this.settingsClient
     );
 
-    const params = new URLSearchParams(document.location.search.substring(1));
     return updater()
-      .initAll(params)
+      .initAll(query)
       .then(() => {
         this.update(updater().updateFilesInfo);
         this.update(updater().updateUploadingsInfo);
diff --git a/src/client/web/src/components/state_updater.ts b/src/client/web/src/components/state_updater.ts
index 8e037ef..f5a6b8d 100644
--- a/src/client/web/src/components/state_updater.ts
+++ b/src/client/web/src/components/state_updater.ts
@@ -1,6 +1,12 @@
 import { List, Map, Set } from "immutable";
 
-import { ICoreState } from "./core_state";
+import {
+  ICoreState,
+  sharingCtrl,
+  ctrlOn,
+  ctrlOff,
+  ctrlHidden,
+} from "./core_state";
 import { getItemPath } from "./browser";
 import {
   User,
@@ -26,6 +32,9 @@ import { UploadEntry, UploadState } from "../worker/interface";
 import { Up } from "../worker/upload_mgr";
 import { alertMsg } from "../common/env";
 import { LocalStorage } from "../common/localstorage";
+import { controlName as panelTabs } from "./root_frame";
+import { settingsTabsCtrl } from "./dialog_settings";
+import { settingsDialogCtrl } from "./layers";
 
 import { MsgPackage, isValidLanPack } from "../i18n/msger";
 
@@ -286,48 +295,135 @@ export class Updater {
     return this.setItems(List<string>(dstDir.split("/")));
   };
 
+  initUITree = () => {
+    const isAuthed = this.props.login.authed;
+    const isSharing =
+      this.props.ui.control.controls.get(sharingCtrl) === ctrlOn;
+
+    if (isAuthed) {
+      this.props.ui.control.controls = Map<string, string>({
+        [panelTabs]: "filesPanel",
+        [settingsDialogCtrl]: ctrlOff,
+        [settingsTabsCtrl]: "preferencePane",
+        [sharingCtrl]: isSharing ? ctrlOn : ctrlOff,
+      });
+      this.props.ui.control.options = Map<string, Set<string>>({
+        [panelTabs]: Set<string>([
+          "filesPanel",
+          "uploadingsPanel",
+          "sharingsPanel",
+        ]),
+        [settingsDialogCtrl]: Set<string>([ctrlOn, ctrlOff]),
+        [settingsTabsCtrl]: Set<string>(["preferencePane"]),
+        [sharingCtrl]: Set<string>([ctrlOn, ctrlOff]),
+      });
+
+      if (this.props.login.userRole == roleAdmin) {
+        this.props.ui.control.options = this.props.ui.control.options.set(
+          settingsTabsCtrl,
+          Set<string>(["preferencePane", "managementPane"])
+        );
+      }
+    } else {
+      if (isSharing) {
+        this.props.ui.control.controls = Map<string, string>({
+          [panelTabs]: "filesPanel",
+          [settingsDialogCtrl]: ctrlHidden,
+          [settingsTabsCtrl]: ctrlHidden,
+          [sharingCtrl]: ctrlOn,
+        });
+        this.props.ui.control.options = Map<string, Set<string>>({
+          [panelTabs]: Set<string>(["filesPanel"]),
+          [settingsDialogCtrl]: Set<string>([ctrlHidden]),
+          [settingsTabsCtrl]: Set<string>([ctrlHidden]),
+          [sharingCtrl]: Set<string>([ctrlOn]),
+        });
+      } else {
+        this.props.ui.control.controls = Map<string, string>({
+          [panelTabs]: ctrlHidden,
+          [settingsDialogCtrl]: ctrlHidden,
+          [settingsTabsCtrl]: ctrlHidden,
+          [sharingCtrl]: ctrlOff,
+        });
+        this.props.ui.control.options = Map<string, Set<string>>({
+          [panelTabs]: Set<string>([ctrlHidden]),
+          [settingsDialogCtrl]: Set<string>([ctrlHidden]),
+          [settingsTabsCtrl]: Set<string>([ctrlHidden]),
+          [sharingCtrl]: Set<string>([ctrlOff]),
+        });
+      }
+    }
+  };
+
+  initStateForVisitor = async (): Promise<any> => {
+    // TOOD: status is ignored, should return alert
+    return Promise.all([
+      this.getClientCfg(),
+      this.syncLan(),
+      this.isSharing(this.props.filesInfo.dirPath.join("/")),
+    ]);
+  };
+
+  initStateForAuthedUser = async (): Promise<any> => {
+    // TOOD: status is ignored, should return alert
+    return Promise.all([
+      this.refreshUploadings(),
+      this.initUploads(),
+      this.listSharings(),
+    ]);
+  };
+
+  initStateForAdmin = async (): Promise<any> => {
+    return this.initStateForVisitor()
+      .then(() => {
+        return this.initStateForAuthedUser();
+      })
+      .then(() => {
+        return Promise.all([this.listRoles(), this.listUsers()]);
+      });
+  };
+
+  syncCwd = async () => {
+    if (this.props.filesInfo.dirPath.size !== 0) {
+      return this.setItems(this.props.filesInfo.dirPath);
+    }
+    return this.setHomeItems();
+  };
+
+  initCwd = async (params: URLSearchParams): Promise<any> => {
+    const dir = params.get("dir");
+
+    if (dir != null && dir !== "") {
+      const dirPath = List(dir.split("/"));
+      this.props.ui.control.controls = this.props.ui.control.controls.set(
+        sharingCtrl,
+        ctrlOn
+      );
+      this.props.filesInfo.dirPath = dirPath;
+    } else {
+      this.props.ui.control.controls = this.props.ui.control.controls.set(
+        sharingCtrl,
+        ctrlOff
+      );
+      this.props.filesInfo.dirPath = List([]);
+    }
+  };
+
   initAll = async (params: URLSearchParams): Promise<any> => {
-    return this.initIsAuthed()
+    return Promise.all([this.self(), this.initIsAuthed(), this.initCwd(params)])
       .then(() => {
-        return this.self();
+        this.initUITree();
       })
       .then(() => {
-        const dir = params.get("dir");
-        if (dir != null && dir !== "") {
-          const dirPath = List(dir.split("/"));
-          return this.setItems(dirPath);
-        } else {
-          return this.setHomeItems();
-        }
+        return this.syncCwd();
       })
       .then(() => {
-        return this.isSharing(this.props.filesInfo.dirPath.join("/"));
-      })
-      .then(() => {
-        if (this.props.login.userRole !== roleVisitor) {
-          // init panels for authned users
-          return Promise.all([
-            this.refreshUploadings(),
-            this.initUploads(),
-            this.listSharings(),
-          ]);
-        }
-      })
-      .then(() => {
-        // init settings
-        return this.getClientCfg();
-      })
-      .then(() => {
-        // init i18n
-        // TOOD: status is ignored, should return alert
-        return this.fetchLanPack();
-      })
-      .then(() => {
-        // init admin content
         if (this.props.login.userRole === roleAdmin) {
-          return Promise.all([this.listRoles(), this.listUsers()]);
+          return this.initStateForAdmin();
+        } else if (this.props.login.userRole === roleVisitor) {
+          return this.initStateForVisitor();
         }
-        return;
+        return this.initStateForAuthedUser();
       });
   };
 
@@ -572,7 +668,7 @@ export class Updater {
     return resp.status;
   };
 
-  fetchLanPack = async (): Promise<number> => {
+  syncLan = async (): Promise<number> => {
     const url = this.props.login.preferences.lanPackURL;
     if (url === "") {
       const lan = this.props.login.preferences.lan;