diff --git a/packages/frontend/component/src/components/resize-panel/resize-panel.css.ts b/packages/frontend/component/src/components/resize-panel/resize-panel.css.ts
index d17b0ac1c2..d8bb76a88f 100644
--- a/packages/frontend/component/src/components/resize-panel/resize-panel.css.ts
+++ b/packages/frontend/component/src/components/resize-panel/resize-panel.css.ts
@@ -16,26 +16,28 @@ export const root = style({
   width: panelWidthVar,
   minWidth: panelWidthVar,
   height: '100%',
+  zIndex: 4,
+  transform: 'translateX(0)',
+  maxWidth: '50%',
   selectors: {
-    '&[data-is-floating="true"]': {
-      position: 'absolute',
-      width: `calc(${panelWidthVar})`,
-      zIndex: 4,
-    },
-    '&[data-open="true"]': {
-      maxWidth: '50%',
-    },
-    '&[data-open="false"][data-handle-position="right"]': {
-      marginLeft: `calc(${panelWidthVar} * -1)`,
-    },
-    '&[data-open="false"][data-handle-position="left"]': {
-      marginRight: `calc(${panelWidthVar} * -1)`,
-    },
-    '&[data-enable-animation="true"][data-is-floating="false"]': {
-      transition: `margin-left ${animationTimeout} .05s, margin-right ${animationTimeout} .05s, width ${animationTimeout} .05s,background ${animationTimeout} .05s,scale ${animationTimeout} .05s`,
-    },
-    '&[data-enable-animation="true"][data-is-floating="true"]': {
-      transition: 'margin-left 0.5s cubic-bezier(0.22,1,0.36,1)',
+    '&[data-open="false"][data-handle-position="right"],&[data-is-floating="true"][data-handle-position="right"]':
+      {
+        marginLeft: `calc(${panelWidthVar} * -1)`,
+      },
+    '&[data-open="false"][data-handle-position="left"],&[data-is-floating="true"][data-handle-position="left"]':
+      {
+        marginRight: `calc(${panelWidthVar} * -1)`,
+      },
+    '&[data-open="true"][data-handle-position="right"][data-is-floating="true"]':
+      {
+        transform: `translateX(${panelWidthVar})`,
+      },
+    '&[data-open="true"][data-handle-position="left"][data-is-floating="true"]':
+      {
+        transform: `translateX(-${panelWidthVar})`,
+      },
+    '&[data-enable-animation="true"]': {
+      transition: `margin-left ${animationTimeout}, margin-right ${animationTimeout}, transform ${animationTimeout}, background ${animationTimeout}`,
     },
     '&[data-transition-state="exited"]': {
       // avoid focus on hidden panel
diff --git a/packages/frontend/component/src/components/resize-panel/resize-panel.tsx b/packages/frontend/component/src/components/resize-panel/resize-panel.tsx
index 5b1f182070..2d9dea2ad2 100644
--- a/packages/frontend/component/src/components/resize-panel/resize-panel.tsx
+++ b/packages/frontend/component/src/components/resize-panel/resize-panel.tsx
@@ -1,13 +1,6 @@
 import { assignInlineVars } from '@vanilla-extract/dynamic';
 import clsx from 'clsx';
-import {
-  forwardRef,
-  useCallback,
-  useEffect,
-  useLayoutEffect,
-  useRef,
-  useState,
-} from 'react';
+import { forwardRef, useCallback, useLayoutEffect, useRef } from 'react';
 import { useTransition } from 'react-transition-state';
 
 import * as styles from './resize-panel.css';
@@ -129,17 +122,6 @@ const ResizeHandle = ({
   );
 };
 
-// delay initial animation to avoid flickering
-function useEnableAnimation() {
-  const [enable, setEnable] = useState(false);
-  useEffect(() => {
-    window.setTimeout(() => {
-      setEnable(true);
-    }, 500);
-  }, []);
-  return enable;
-}
-
 const animationTimeout = 300;
 
 export const ResizePanel = forwardRef<HTMLDivElement, ResizePanelProps>(
@@ -152,7 +134,7 @@ export const ResizePanel = forwardRef<HTMLDivElement, ResizePanelProps>(
       maxWidth,
       width,
       floating,
-      enableAnimation: _enableAnimation = true,
+      enableAnimation = true,
       open,
       unmountOnExit,
       onOpen,
@@ -165,7 +147,6 @@ export const ResizePanel = forwardRef<HTMLDivElement, ResizePanelProps>(
     },
     ref
   ) {
-    const enableAnimation = useEnableAnimation() && _enableAnimation;
     const safeWidth = Math.min(maxWidth, Math.max(minWidth, width));
     const [{ status }, toggle] = useTransition({
       timeout: animationTimeout,
diff --git a/packages/frontend/core/src/components/layouts/workspace-layout.tsx b/packages/frontend/core/src/components/layouts/workspace-layout.tsx
index e582e94561..f85d06cd99 100644
--- a/packages/frontend/core/src/components/layouts/workspace-layout.tsx
+++ b/packages/frontend/core/src/components/layouts/workspace-layout.tsx
@@ -185,7 +185,7 @@ const DesktopLayout = ({ children }: PropsWithChildren) => {
         <AppTabsHeader
           left={
             <>
-              <SidebarSwitch show enableOpenHoverSidebar />
+              <SidebarSwitch show />
               <NavigationButtons />
             </>
           }
diff --git a/packages/frontend/core/src/components/pure/header/index.tsx b/packages/frontend/core/src/components/pure/header/index.tsx
index 3a59c56834..5560ce8002 100644
--- a/packages/frontend/core/src/components/pure/header/index.tsx
+++ b/packages/frontend/core/src/components/pure/header/index.tsx
@@ -18,15 +18,8 @@ interface HeaderPros {
 export const Header = ({ left, center, right }: HeaderPros) => {
   const appSidebarService = useService(AppSidebarService).sidebar;
   const open = useLiveData(appSidebarService.open$);
-  const appSidebarFloating = useLiveData(appSidebarService.responsiveFloating$);
-  const hoverFloating = useLiveData(appSidebarService.hoverFloating$);
   return (
-    <div
-      className={clsx(style.header)}
-      data-open={open}
-      data-sidebar-floating={appSidebarFloating || hoverFloating}
-      data-testid="header"
-    >
+    <div className={clsx(style.header)} data-open={open} data-testid="header">
       <div className={clsx(style.headerSideContainer)}>
         <div className={clsx(style.headerItem, 'left')}>
           <div>{left}</div>
diff --git a/packages/frontend/core/src/components/workspace/index.css.ts b/packages/frontend/core/src/components/workspace/index.css.ts
index d6cc1bbc0d..d9e7f1d634 100644
--- a/packages/frontend/core/src/components/workspace/index.css.ts
+++ b/packages/frontend/core/src/components/workspace/index.css.ts
@@ -1,5 +1,5 @@
 import { cssVar, lightCssVariables } from '@toeverything/theme';
-import { createVar, globalStyle, keyframes, style } from '@vanilla-extract/css';
+import { createVar, globalStyle, style } from '@vanilla-extract/css';
 
 export const panelWidthVar = createVar('panel-width');
 
@@ -42,19 +42,7 @@ globalStyle(`html[data-theme="dark"] ${appStyle}`, {
   },
 });
 
-const anime = keyframes({
-  '0%': {
-    marginLeft: '8px',
-  },
-  '100%': {
-    marginLeft: '0',
-  },
-});
-
 export const mainContainerStyle = style({
-  vars: {
-    [panelWidthVar]: '256px',
-  },
   position: 'relative',
   zIndex: 0,
   width: '100%',
@@ -76,14 +64,6 @@ export const mainContainerStyle = style({
         },
       },
     },
-    '&[data-side-bar-open="true"][data-show-pin-sidebar-animation="true"]': {
-      marginLeft: panelWidthVar,
-      transition: 'margin-left 0.5s ease-in-out',
-    },
-    '&[data-client-border="true"][data-side-bar-open="true"][data-side-bar-floating="false"]':
-      {
-        animation: `${anime} 0.5s ease-in-out forwards`,
-      },
     '&[data-client-border="true"][data-is-desktop="true"]': {
       marginTop: 0,
     },
diff --git a/packages/frontend/core/src/components/workspace/index.tsx b/packages/frontend/core/src/components/workspace/index.tsx
index 58fee20021..66842ac667 100644
--- a/packages/frontend/core/src/components/workspace/index.tsx
+++ b/packages/frontend/core/src/components/workspace/index.tsx
@@ -1,22 +1,15 @@
 import { useAppSettingHelper } from '@affine/core/components/hooks/affine/use-app-setting-helper';
-import { AppSidebarService } from '@affine/core/modules/app-sidebar';
 import {
   DocsService,
   GlobalContextService,
   useLiveData,
   useService,
 } from '@toeverything/infra';
-import { assignInlineVars } from '@vanilla-extract/dynamic';
 import { clsx } from 'clsx';
 import type { HTMLAttributes, PropsWithChildren, ReactElement } from 'react';
-import { forwardRef, useMemo } from 'react';
+import { forwardRef } from 'react';
 
-import {
-  appStyle,
-  mainContainerStyle,
-  panelWidthVar,
-  toolStyle,
-} from './index.css';
+import { appStyle, mainContainerStyle, toolStyle } from './index.css';
 
 export type WorkspaceRootProps = PropsWithChildren<{
   className?: string;
@@ -54,41 +47,16 @@ export interface MainContainerProps extends HTMLAttributes<HTMLDivElement> {}
 export const MainContainer = forwardRef<
   HTMLDivElement,
   PropsWithChildren<MainContainerProps>
->(function MainContainer(
-  { className, children, style, ...props },
-  ref
-): ReactElement {
-  const appSidebarService = useService(AppSidebarService).sidebar;
-  const appSideBarOpen = useLiveData(appSidebarService.open$);
-  const appSidebarHoverFloating = useLiveData(appSidebarService.hoverFloating$);
-  const appSideBarWidth = useLiveData(appSidebarService.width$);
-
-  const showAppSideBarPinAnimation = useLiveData(
-    appSidebarService.showFloatToPinAnimation$
-  );
+>(function MainContainer({ className, children, ...props }, ref): ReactElement {
   const { appSettings } = useAppSettingHelper();
 
-  const combinedStyle = useMemo(() => {
-    const dynamicStyle = assignInlineVars({
-      [panelWidthVar]: `${appSideBarWidth}px`,
-    });
-    return {
-      ...style,
-      ...dynamicStyle,
-    };
-  }, [appSideBarWidth, style]);
-
   return (
     <div
       {...props}
-      style={combinedStyle}
       className={clsx(mainContainerStyle, className)}
       data-is-desktop={BUILD_CONFIG.isElectron}
       data-transparent={false}
       data-client-border={appSettings.clientBorder}
-      data-side-bar-open={appSideBarOpen}
-      data-side-bar-floating={appSidebarHoverFloating}
-      data-show-pin-sidebar-animation={showAppSideBarPinAnimation}
       data-testid="main-container"
       ref={ref}
     >
diff --git a/packages/frontend/core/src/modules/app-sidebar/entities/app-sidebar.ts b/packages/frontend/core/src/modules/app-sidebar/entities/app-sidebar.ts
index 8406bab6d3..1508db7d95 100644
--- a/packages/frontend/core/src/modules/app-sidebar/entities/app-sidebar.ts
+++ b/packages/frontend/core/src/modules/app-sidebar/entities/app-sidebar.ts
@@ -3,8 +3,6 @@ import { map } from 'rxjs';
 
 import type { AppSidebarState } from '../providers/storage';
 
-const isMobile = !BUILD_CONFIG.isElectron && window.innerWidth < 768;
-
 enum APP_SIDEBAR_STATE {
   OPEN = 'open',
   WIDTH = 'width',
@@ -15,11 +13,15 @@ export class AppSidebar extends Entity {
     super();
   }
 
+  /**
+   * whether the sidebar is open,
+   * even if the sidebar is not open, hovering can show the floating sidebar
+   */
   open$ = LiveData.from(
     this.appSidebarState
       .watch<boolean>(APP_SIDEBAR_STATE.OPEN)
-      .pipe(map(value => value ?? !isMobile)),
-    !isMobile
+      .pipe(map(value => value ?? true)),
+    true
   );
 
   width$ = LiveData.from(
@@ -28,11 +30,17 @@ export class AppSidebar extends Entity {
       .pipe(map(value => value ?? 248)),
     248
   );
-  responsiveFloating$ = new LiveData<boolean>(isMobile);
-  hoverFloating$ = new LiveData<boolean>(false);
-  resizing$ = new LiveData<boolean>(false);
 
-  showFloatToPinAnimation$ = new LiveData<boolean>(false);
+  /**
+   * hovering can show the floating sidebar, without open it
+   */
+  hovering$ = new LiveData<boolean>(false);
+
+  /**
+   * small screen mode, will disable hover effect
+   */
+  smallScreenMode$ = new LiveData<boolean>(false);
+  resizing$ = new LiveData<boolean>(false);
 
   getCachedAppSidebarOpenState = () => {
     return this.appSidebarState.get<boolean>(APP_SIDEBAR_STATE.OPEN);
@@ -44,26 +52,15 @@ export class AppSidebar extends Entity {
 
   setOpen = (open: boolean) => {
     this.appSidebarState.set(APP_SIDEBAR_STATE.OPEN, open);
-    if (!open && this.hoverFloating$.value) {
-      const timeout = setTimeout(() => {
-        this.setHoverFloating(false);
-      }, 500);
-      return () => {
-        clearTimeout(timeout);
-      };
-    }
     return;
   };
 
-  setResponsiveFloating = (floating: boolean) => {
-    this.responsiveFloating$.next(floating);
+  setSmallScreenMode = (smallScreenMode: boolean) => {
+    this.smallScreenMode$.next(smallScreenMode);
   };
 
-  setHoverFloating = (hoverFloating: boolean) => {
-    if (hoverFloating) {
-      this.showFloatToPinAnimation$.next(false);
-    }
-    this.hoverFloating$.next(hoverFloating);
+  setHovering = (hoverFloating: boolean) => {
+    this.hovering$.next(hoverFloating);
   };
 
   setResizing = (resizing: boolean) => {
@@ -73,8 +70,4 @@ export class AppSidebar extends Entity {
   setWidth = (width: number) => {
     this.appSidebarState.set(APP_SIDEBAR_STATE.WIDTH, width);
   };
-
-  setShowFloatToPinAnimation = (show: boolean) => {
-    this.showFloatToPinAnimation$.next(show);
-  };
 }
diff --git a/packages/frontend/core/src/modules/app-sidebar/views/index.css.ts b/packages/frontend/core/src/modules/app-sidebar/views/index.css.ts
index 5e5f21df37..b0f9c4a145 100644
--- a/packages/frontend/core/src/modules/app-sidebar/views/index.css.ts
+++ b/packages/frontend/core/src/modules/app-sidebar/views/index.css.ts
@@ -31,9 +31,6 @@ export const hoverNavWrapperStyle = style({
       boxShadow: cssVar('--affine-popover-shadow'),
       borderRadius: '6px',
     },
-    '&[data-is-floating="true"][data-show-pin-animation="true"]': {
-      marginLeft: '0',
-    },
     '&[data-is-floating="true"][data-is-electron="true"]': {
       height: '100%',
       marginTop: '-4px',
diff --git a/packages/frontend/core/src/modules/app-sidebar/views/index.tsx b/packages/frontend/core/src/modules/app-sidebar/views/index.tsx
index d8743f6d1a..fe16905f42 100644
--- a/packages/frontend/core/src/modules/app-sidebar/views/index.tsx
+++ b/packages/frontend/core/src/modules/app-sidebar/views/index.tsx
@@ -12,7 +12,7 @@ import {
 import clsx from 'clsx';
 import { debounce } from 'lodash-es';
 import type { PropsWithChildren, ReactElement } from 'react';
-import { useCallback, useContext, useEffect, useMemo, useRef } from 'react';
+import { useCallback, useContext, useEffect, useMemo, useState } from 'react';
 
 import { AppSidebarService } from '../services/app-sidebar';
 import * as styles from './fallback.css';
@@ -45,21 +45,45 @@ export function AppSidebar({ children }: PropsWithChildren) {
 
   const open = useLiveData(appSidebarService.open$);
   const width = useLiveData(appSidebarService.width$);
-  const responsiveFloating = useLiveData(appSidebarService.responsiveFloating$);
-  const hoverFloating = useLiveData(appSidebarService.hoverFloating$);
+  const smallScreenMode = useLiveData(appSidebarService.smallScreenMode$);
+  const hovering = useLiveData(appSidebarService.hovering$) && open !== true;
   const resizing = useLiveData(appSidebarService.resizing$);
-  const showFloatToPinAnimation = useLiveData(
-    appSidebarService.showFloatToPinAnimation$
-  );
-
-  const timeoutRef = useRef<NodeJS.Timeout | null>(null);
-
-  const clearExistingTimeout = useCallback(() => {
-    if (timeoutRef.current) {
-      clearTimeout(timeoutRef.current);
-      timeoutRef.current = null;
+  const [deferredHovering, setDeferredHovering] = useState(false);
+  useEffect(() => {
+    if (open) {
+      // if open, we don't need to show the floating sidebar
+      setDeferredHovering(false);
+      return;
     }
-  }, []);
+    if (hovering) {
+      // if hovering is true, we make a little delay here.
+      // this allow the sidebar close animation to complete.
+      const timeout = setTimeout(() => {
+        setDeferredHovering(hovering);
+      }, 150);
+      return () => {
+        clearTimeout(timeout);
+      };
+    } else {
+      // if hovering is false, we set the deferred value after 1000ms
+      const timeout = setTimeout(() => {
+        setDeferredHovering(hovering);
+      }, 1000);
+      return () => {
+        clearTimeout(timeout);
+      };
+    }
+  }, [hovering, open]);
+
+  const sidebarState = smallScreenMode
+    ? open
+      ? 'floating-with-mask'
+      : 'close'
+    : open
+      ? 'open'
+      : deferredHovering
+        ? 'floating'
+        : 'close';
 
   useEffect(() => {
     // do not float app sidebar on desktop
@@ -71,19 +95,8 @@ export function AppSidebar({ children }: PropsWithChildren) {
       const isFloatingMaxWidth = window.matchMedia(
         `(max-width: ${floatingMaxWidth}px)`
       ).matches;
-      const isOverflowWidth = window.matchMedia(
-        `(max-width: ${width / 0.4}px)`
-      ).matches;
-      const isFloating = isFloatingMaxWidth || isOverflowWidth;
-      if (
-        open === undefined &&
-        appSidebarService.getCachedAppSidebarOpenState() === undefined
-      ) {
-        // give the initial value,
-        // so that the sidebar can be closed on mobile by default
-        appSidebarService.setOpen(!isFloating);
-      }
-      appSidebarService.setResponsiveFloating(isFloating);
+      const isFloating = isFloatingMaxWidth;
+      appSidebarService.setSmallScreenMode(isFloating);
     }
 
     const dOnResize = debounce(onResize, 50);
@@ -91,7 +104,7 @@ export function AppSidebar({ children }: PropsWithChildren) {
     return () => {
       window.removeEventListener('resize', dOnResize);
     };
-  }, [appSidebarService, open, width]);
+  }, [appSidebarService]);
 
   const hasRightBorder = !BUILD_CONFIG.isElectron && !clientBorder;
 
@@ -121,34 +134,20 @@ export function AppSidebar({ children }: PropsWithChildren) {
   }, [appSidebarService]);
 
   const onMouseEnter = useCallback(() => {
-    if (!timeoutRef.current) {
-      return;
-    }
-    clearExistingTimeout();
-  }, [clearExistingTimeout]);
+    appSidebarService.setHovering(true);
+  }, [appSidebarService]);
 
   const onMouseLeave = useCallback(() => {
-    if (!hoverFloating) {
-      clearExistingTimeout();
-      return;
-    }
-    clearExistingTimeout();
-    timeoutRef.current = setTimeout(() => {
-      appSidebarService.setOpen(false);
-    }, 1500);
-  }, [hoverFloating, clearExistingTimeout, appSidebarService]);
-
-  useEffect(() => {
-    return () => {
-      clearExistingTimeout();
-    };
-  }, [clearExistingTimeout]);
+    appSidebarService.setHovering(false);
+  }, [appSidebarService]);
 
   return (
     <>
       <ResizePanel
-        floating={responsiveFloating || hoverFloating}
-        open={open}
+        floating={
+          sidebarState === 'floating' || sidebarState === 'floating-with-mask'
+        }
+        open={sidebarState !== 'close'}
         resizing={resizing}
         maxWidth={MAX_WIDTH}
         minWidth={MIN_WIDTH}
@@ -158,37 +157,36 @@ export function AppSidebar({ children }: PropsWithChildren) {
         onResizing={handleResizing}
         onWidthChange={handleWidthChange}
         className={clsx(navWrapperStyle, {
-          [hoverNavWrapperStyle]: hoverFloating,
+          [hoverNavWrapperStyle]: sidebarState === 'floating',
         })}
         resizeHandleOffset={0}
         resizeHandleVerticalPadding={clientBorder ? 16 : 0}
         onMouseEnter={onMouseEnter}
         onMouseLeave={onMouseLeave}
         data-transparent
-        data-open={open}
+        data-open={sidebarState !== 'close'}
         data-has-border={hasRightBorder}
         data-testid="app-sidebar-wrapper"
         data-is-macos-electron={isMacosDesktop}
         data-client-border={clientBorder}
         data-is-electron={BUILD_CONFIG.isElectron}
-        data-show-pin-animation={showFloatToPinAnimation}
       >
         <nav className={navStyle} data-testid="app-sidebar">
-          {!BUILD_CONFIG.isElectron && !hoverFloating && <SidebarHeader />}
+          {!BUILD_CONFIG.isElectron && sidebarState !== 'floating' && (
+            <SidebarHeader />
+          )}
           <div className={navBodyStyle} data-testid="sliderBar-inner">
             {children}
           </div>
         </nav>
       </ResizePanel>
-      {!hoverFloating && (
-        <div
-          data-testid="app-sidebar-float-mask"
-          data-open={open}
-          data-is-floating={responsiveFloating}
-          className={sidebarFloatMaskStyle}
-          onClick={handleClose}
-        />
-      )}
+      <div
+        data-testid="app-sidebar-float-mask"
+        data-open={open}
+        data-is-floating={sidebarState === 'floating-with-mask'}
+        className={sidebarFloatMaskStyle}
+        onClick={handleClose}
+      />
     </>
   );
 }
diff --git a/packages/frontend/core/src/modules/app-sidebar/views/sidebar-header/sidebar-switch.tsx b/packages/frontend/core/src/modules/app-sidebar/views/sidebar-header/sidebar-switch.tsx
index 6a1139f8e2..8a99dcd522 100644
--- a/packages/frontend/core/src/modules/app-sidebar/views/sidebar-header/sidebar-switch.tsx
+++ b/packages/frontend/core/src/modules/app-sidebar/views/sidebar-header/sidebar-switch.tsx
@@ -9,39 +9,26 @@ import * as styles from './sidebar-switch.css';
 
 export const SidebarSwitch = ({
   show,
-  enableOpenHoverSidebar,
   className,
 }: {
   show: boolean;
-  enableOpenHoverSidebar?: boolean;
   className?: string;
 }) => {
   const appSidebarService = useService(AppSidebarService).sidebar;
   const open = useLiveData(appSidebarService.open$);
-  const hoverFloating = useLiveData(appSidebarService.hoverFloating$);
   const switchRef = useRef<HTMLDivElement>(null);
 
   const handleMouseEnter = useCallback(() => {
-    if (!enableOpenHoverSidebar || open) {
-      return;
-    }
-    appSidebarService.setHoverFloating(true);
-    appSidebarService.setOpen(true);
-  }, [appSidebarService, enableOpenHoverSidebar, open]);
+    appSidebarService.setHovering(true);
+  }, [appSidebarService]);
 
   const handleClickSwitch = useCallback(() => {
-    if (open && hoverFloating) {
-      appSidebarService.setShowFloatToPinAnimation(true);
-      const timeout = setTimeout(() => {
-        appSidebarService.setShowFloatToPinAnimation(false);
-        appSidebarService.setHoverFloating(false);
-      }, 500);
-      return () => {
-        clearTimeout(timeout);
-      };
-    }
-    return appSidebarService.toggleSidebar();
-  }, [appSidebarService, hoverFloating, open]);
+    appSidebarService.toggleSidebar();
+  }, [appSidebarService]);
+
+  const handleMouseLeave = useCallback(() => {
+    appSidebarService.setHovering(false);
+  }, [appSidebarService]);
 
   const t = useI18n();
   const tooltipContent = open
@@ -54,13 +41,13 @@ export const SidebarSwitch = ({
       data-show={show}
       className={styles.sidebarSwitchClip}
       data-testid={`app-sidebar-arrow-button-${open ? 'collapse' : 'expand'}`}
-      data-enable-open-hover-sidebar={enableOpenHoverSidebar}
       onMouseEnter={handleMouseEnter}
+      onMouseLeave={handleMouseLeave}
     >
       <IconButton
         tooltip={tooltipContent}
         tooltipShortcut={['$mod', '/']}
-        tooltipOptions={{ side: open && !hoverFloating ? 'bottom' : 'right' }}
+        tooltipOptions={{ side: open ? 'bottom' : 'right' }}
         className={className}
         size="24"
         style={{
diff --git a/packages/frontend/core/src/modules/workbench/view/sidebar/sidebar-container.tsx b/packages/frontend/core/src/modules/workbench/view/sidebar/sidebar-container.tsx
index 27dd5f393d..7f2694f51b 100644
--- a/packages/frontend/core/src/modules/workbench/view/sidebar/sidebar-container.tsx
+++ b/packages/frontend/core/src/modules/workbench/view/sidebar/sidebar-container.tsx
@@ -26,7 +26,7 @@ export const SidebarContainer = ({
 
   return (
     <div className={clsx(styles.sidebarContainerInner, className)} {...props}>
-      <Header floating={false} onToggle={handleToggleOpen}>
+      <Header onToggle={handleToggleOpen}>
         <SidebarHeaderSwitcher />
       </Header>
       {sidebarTabs.length > 0 ? (
diff --git a/packages/frontend/core/src/modules/workbench/view/sidebar/sidebar-header.tsx b/packages/frontend/core/src/modules/workbench/view/sidebar/sidebar-header.tsx
index 9b5fe55836..a174141453 100644
--- a/packages/frontend/core/src/modules/workbench/view/sidebar/sidebar-header.tsx
+++ b/packages/frontend/core/src/modules/workbench/view/sidebar/sidebar-header.tsx
@@ -4,7 +4,6 @@ import { RightSidebarIcon } from '@blocksuite/icons/rc';
 import * as styles from './sidebar-header.css';
 
 export type HeaderProps = {
-  floating: boolean;
   onToggle?: () => void;
   children?: React.ReactNode;
 };
@@ -13,20 +12,13 @@ function Container({
   children,
   style,
   className,
-  floating,
 }: {
   children: React.ReactNode;
   className?: string;
   style?: React.CSSProperties;
-  floating?: boolean;
 }) {
   return (
-    <div
-      data-testid="header"
-      style={style}
-      className={className}
-      data-sidebar-floating={floating}
-    >
+    <div data-testid="header" style={style} className={className}>
       {children}
     </div>
   );
@@ -40,9 +32,9 @@ const ToggleButton = ({ onToggle }: { onToggle?: () => void }) => {
   );
 };
 
-export const Header = ({ floating, children, onToggle }: HeaderProps) => {
+export const Header = ({ children, onToggle }: HeaderProps) => {
   return (
-    <Container className={styles.header} floating={floating}>
+    <Container className={styles.header}>
       {children}
       {!BUILD_CONFIG.isElectron && (
         <>