diff --git a/android/fastlane/metadata/android/en-US/images/phoneScreenshots/1_analysis_chart.png b/android/fastlane/metadata/android/en-US/images/phoneScreenshots/1_analysis_chart.png
index 7131732f..9f263f33 100644
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diff --git a/android/fastlane/metadata/android/en-US/images/phoneScreenshots/2_analysis_chart_dark.png b/android/fastlane/metadata/android/en-US/images/phoneScreenshots/2_analysis_chart_dark.png
index c2db02d8..2a845edd 100644
Binary files a/android/fastlane/metadata/android/en-US/images/phoneScreenshots/2_analysis_chart_dark.png and b/android/fastlane/metadata/android/en-US/images/phoneScreenshots/2_analysis_chart_dark.png differ
diff --git a/android/fastlane/metadata/android/en-US/images/phoneScreenshots/3_menu_product.png b/android/fastlane/metadata/android/en-US/images/phoneScreenshots/3_menu_product.png
index 756a8b94..735e89b1 100644
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diff --git a/android/fastlane/metadata/android/en-US/images/phoneScreenshots/4_order_action.png b/android/fastlane/metadata/android/en-US/images/phoneScreenshots/4_order_action.png
index a3dbf491..786c97b4 100644
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diff --git a/android/fastlane/metadata/android/en-US/images/phoneScreenshots/5_order_details.png b/android/fastlane/metadata/android/en-US/images/phoneScreenshots/5_order_details.png
index 3edcbfb3..5a472054 100644
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diff --git a/android/fastlane/metadata/android/en-US/images/phoneScreenshots/6_export.png b/android/fastlane/metadata/android/en-US/images/phoneScreenshots/6_export.png
deleted file mode 100644
index c8d13147..00000000
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diff --git a/android/fastlane/metadata/android/en-US/images/phoneScreenshots/6_more.png b/android/fastlane/metadata/android/en-US/images/phoneScreenshots/6_more.png
new file mode 100644
index 00000000..7d6eb032
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diff --git a/android/fastlane/metadata/android/en-US/images/phoneScreenshots/7_inventory.png b/android/fastlane/metadata/android/en-US/images/phoneScreenshots/7_inventory.png
new file mode 100644
index 00000000..e6371c24
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diff --git a/android/fastlane/metadata/android/en-US/images/phoneScreenshots/7_stock.png b/android/fastlane/metadata/android/en-US/images/phoneScreenshots/7_stock.png
deleted file mode 100644
index 03264a2d..00000000
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diff --git a/android/fastlane/metadata/android/en-US/images/phoneScreenshots/8_history.png b/android/fastlane/metadata/android/en-US/images/phoneScreenshots/8_history.png
index b16fe62b..4a70752c 100644
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diff --git a/android/fastlane/metadata/android/zh-TW/images/phoneScreenshots/1_analysis_chart.png b/android/fastlane/metadata/android/zh-TW/images/phoneScreenshots/1_analysis_chart.png
index 93100510..988e9e60 100644
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diff --git a/android/fastlane/metadata/android/zh-TW/images/phoneScreenshots/2_analysis_chart_dark.png b/android/fastlane/metadata/android/zh-TW/images/phoneScreenshots/2_analysis_chart_dark.png
index 9fda5015..b7ea266a 100644
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diff --git a/android/fastlane/metadata/android/zh-TW/images/phoneScreenshots/3_menu_product.png b/android/fastlane/metadata/android/zh-TW/images/phoneScreenshots/3_menu_product.png
index 1f5d3286..03a488d4 100644
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diff --git a/android/fastlane/metadata/android/zh-TW/images/phoneScreenshots/4_order_action.png b/android/fastlane/metadata/android/zh-TW/images/phoneScreenshots/4_order_action.png
index ab8ab163..36a73cf1 100644
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diff --git a/android/fastlane/metadata/android/zh-TW/images/phoneScreenshots/5_order_details.png b/android/fastlane/metadata/android/zh-TW/images/phoneScreenshots/5_order_details.png
index 52053fda..27f9c438 100644
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diff --git a/android/fastlane/metadata/android/zh-TW/images/phoneScreenshots/6_export.png b/android/fastlane/metadata/android/zh-TW/images/phoneScreenshots/6_export.png
deleted file mode 100644
index f3c6488c..00000000
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diff --git a/android/fastlane/metadata/android/zh-TW/images/phoneScreenshots/6_more.png b/android/fastlane/metadata/android/zh-TW/images/phoneScreenshots/6_more.png
new file mode 100644
index 00000000..9b590629
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diff --git a/android/fastlane/metadata/android/zh-TW/images/phoneScreenshots/7_inventory.png b/android/fastlane/metadata/android/zh-TW/images/phoneScreenshots/7_inventory.png
new file mode 100644
index 00000000..c039f6d1
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diff --git a/android/fastlane/metadata/android/zh-TW/images/phoneScreenshots/7_stock.png b/android/fastlane/metadata/android/zh-TW/images/phoneScreenshots/7_stock.png
deleted file mode 100644
index 64783414..00000000
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diff --git a/android/fastlane/metadata/android/zh-TW/images/phoneScreenshots/8_history.png b/android/fastlane/metadata/android/zh-TW/images/phoneScreenshots/8_history.png
index d37b8563..b399590a 100644
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diff --git a/docs/images/cheese-burger.png b/docs/images/cheese-burger.png
new file mode 100644
index 00000000..0fbdf1b8
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diff --git a/docs/images/ham-burger.jpg b/docs/images/ham-burger.jpg
new file mode 100644
index 00000000..edc3554f
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diff --git a/docs/images/index-introduction.png b/docs/images/index-introduction.png
index bc930b8e..e04c8082 100644
Binary files a/docs/images/index-introduction.png and b/docs/images/index-introduction.png differ
diff --git a/docs/images/index-introduction.zh.png b/docs/images/index-introduction.zh.png
index 3ad52b13..3d72b872 100644
Binary files a/docs/images/index-introduction.zh.png and b/docs/images/index-introduction.zh.png differ
diff --git a/docs/images/veggie-burger.webp b/docs/images/veggie-burger.webp
new file mode 100644
index 00000000..e5073b2e
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diff --git a/lib/ui/home/home_page.dart b/lib/ui/home/home_page.dart
index 21a359bb..7175eade 100644
--- a/lib/ui/home/home_page.dart
+++ b/lib/ui/home/home_page.dart
@@ -48,21 +48,13 @@ class _WithTab extends StatelessWidget {
   Widget build(BuildContext context) {
     return Scaffold(
       floatingActionButton: _FAB(),
-      body: NestedScrollView(
-        headerSliverBuilder: (BuildContext context, bool innerBoxIsScrolled) {
-          return <Widget>[
-            SliverAppBar(
-              floating: true,
-              title: Text(S.appTitle),
-              centerTitle: true,
-              flexibleSpace: const _FlexibleSpace(),
-              // disable shadow after scrolled
-              // scrolledUnderElevation: 0,
-            ),
-          ];
-        },
-        body: shell,
+      appBar: AppBar(
+        title: Text(S.appTitle),
+        centerTitle: true,
+        flexibleSpace: const _FlexibleSpace(),
+        excludeHeaderSemantics: true,
       ),
+      body: shell,
       bottomNavigationBar: NavigationBar(
         selectedIndex: min(shell.currentIndex, 3),
         onDestinationSelected: (index) {
diff --git a/scripts/paint_introduce.py b/scripts/paint_introduce.py
index 75336ca0..4243692c 100644
--- a/scripts/paint_introduce.py
+++ b/scripts/paint_introduce.py
@@ -14,12 +14,14 @@ def pp(file):
 
 for lang in langs:
     folder = lang["folder"]
-    folder = pp(f"../android/fastlane/metadata/android/{folder}/images/phoneScreenshots")
+    folder = pp(
+        f"../android/fastlane/metadata/android/{folder}/images/phoneScreenshots"
+    )
     space = 60
 
     images = [
         Image.open(f"{folder}/{x}")
-        for x in ["1_analysis_chart.png", "4_order_action.png", "7_stock.png"]
+        for x in ["1_analysis_chart.png", "4_order_action.png", "7_inventory.png"]
     ]
     widths, heights = zip(*(i.size for i in images))
 
@@ -48,4 +50,6 @@ def pp(file):
         )
         x_offset += im.size[0] + space
 
-    new_im.save(os.path.join(pp(f"../docs/images/index-introduction{lang["suffix"]}.png")))
+    new_im.save(
+        os.path.join(pp(f"../docs/images/index-introduction{lang["suffix"]}.png"))
+    )