diff --git a/apps/readest-app/src-tauri/gen/android/app/src/main/java/com/bilingify/readest/MainActivity.kt b/apps/readest-app/src-tauri/gen/android/app/src/main/java/com/bilingify/readest/MainActivity.kt
index e6291a6a..ec116c76 100644
--- a/apps/readest-app/src-tauri/gen/android/app/src/main/java/com/bilingify/readest/MainActivity.kt
+++ b/apps/readest-app/src-tauri/gen/android/app/src/main/java/com/bilingify/readest/MainActivity.kt
@@ -1,10 +1,14 @@
 package com.bilingify.readest
 
+import android.os.Build
 import android.os.Bundle
 import androidx.activity.enableEdgeToEdge
 import android.view.KeyEvent
 import android.webkit.WebView
 import android.util.Log
+import android.graphics.Color
+import android.app.ActivityManager
+import android.content.res.Configuration
 import java.util.concurrent.CountDownLatch
 import java.util.concurrent.TimeUnit
 import java.util.concurrent.atomic.AtomicBoolean
@@ -77,5 +81,39 @@ class MainActivity : TauriActivity(), KeyDownInterceptor {
     override fun onCreate(savedInstanceState: Bundle?) {
         enableEdgeToEdge()
         super.onCreate(savedInstanceState)
+        updateTaskDescription()
+    }
+
+    override fun onConfigurationChanged(newConfig: Configuration) {
+        super.onConfigurationChanged(newConfig)
+        updateTaskDescription()
+    }
+
+    override fun onResume() {
+        super.onResume()
+        updateTaskDescription()
+    }
+
+    private fun updateTaskDescription() {
+        val backgroundColor = if (isDarkTheme()) {
+            Color.parseColor("#2D2D2D")
+        } else {
+            Color.parseColor("#FFFFFF")
+        }
+
+        setTaskDescription(
+            ActivityManager.TaskDescription(
+                "Readest",
+                null,
+                backgroundColor
+            )
+        )
+    }
+
+    private fun isDarkTheme(): Boolean {
+        return when (resources.configuration.uiMode and Configuration.UI_MODE_NIGHT_MASK) {
+            Configuration.UI_MODE_NIGHT_YES -> true
+            else -> false
+        }
     }
 }
diff --git a/apps/readest-app/src-tauri/gen/android/app/src/main/res/values/themes.xml b/apps/readest-app/src-tauri/gen/android/app/src/main/res/values/themes.xml
index ae6b1e58..487957a0 100644
--- a/apps/readest-app/src-tauri/gen/android/app/src/main/res/values/themes.xml
+++ b/apps/readest-app/src-tauri/gen/android/app/src/main/res/values/themes.xml
@@ -2,6 +2,9 @@
   <!-- Base application theme. -->
   <style name="Theme.readest" parent="Theme.MaterialComponents.DayNight.NoActionBar">
     <!-- Customize your theme here. -->
+    <item name="android:windowSplashScreenBackground">@android:color/transparent</item>
+    <item name="android:windowSplashScreenAnimatedIcon" tools:targetApi="31">@null</item>
+
     <item name="android:statusBarColor">@android:color/transparent</item>
     <item name="android:navigationBarColor">@android:color/transparent</item>
     <item name="android:windowTranslucentStatus">false</item>
diff --git a/apps/readest-app/src/app/reader/components/FooterBar.tsx b/apps/readest-app/src/app/reader/components/FooterBar.tsx
index 0b48a66a..8cbad219 100644
--- a/apps/readest-app/src/app/reader/components/FooterBar.tsx
+++ b/apps/readest-app/src/app/reader/components/FooterBar.tsx
@@ -163,6 +163,8 @@ const FooterBar: React.FC<FooterBarProps> = ({
       ? (progressInfo!.current + 1) / progressInfo!.total || 0
       : 0;
 
+  const isMobile = window.innerWidth < 640 || window.innerHeight < 640;
+
   return (
     <>
       <div
@@ -202,7 +204,7 @@ const FooterBar: React.FC<FooterBarProps> = ({
               : 'pointer-events-none invisible translate-y-full overflow-hidden pb-0 pt-0 ease-in',
           )}
           style={{
-            bottom: appService?.hasSafeAreaInset ? `${gridInsets.bottom + 64}px` : '64px',
+            bottom: isMobile ? `${gridInsets.bottom + 64}px` : '64px',
           }}
         >
           <div className='flex w-full items-center justify-between gap-x-6'>
@@ -256,7 +258,7 @@ const FooterBar: React.FC<FooterBarProps> = ({
               : 'pointer-events-none invisible translate-y-full overflow-hidden pb-0 pt-0 ease-in',
           )}
           style={{
-            bottom: appService?.hasSafeAreaInset ? `${gridInsets.bottom + 64}px` : '64px',
+            bottom: isMobile ? `${gridInsets.bottom + 64}px` : '64px',
           }}
         >
           <Slider
@@ -298,7 +300,7 @@ const FooterBar: React.FC<FooterBarProps> = ({
             'bg-base-200 z-50 mt-auto flex w-full justify-between px-8 py-4 sm:hidden',
           )}
           style={{
-            paddingBottom: appService?.hasSafeAreaInset ? `${gridInsets.bottom + 16}px` : '0px',
+            paddingBottom: isMobile ? `${gridInsets.bottom + 16}px` : '0px',
           }}
         >
           <Button
@@ -328,7 +330,7 @@ const FooterBar: React.FC<FooterBarProps> = ({
         <div
           className='absolute hidden h-full w-full items-center gap-x-4 px-4 sm:flex'
           style={{
-            bottom: appService?.hasSafeAreaInset ? `${gridInsets.bottom / 2}px` : '0px',
+            bottom: isMobile ? `${gridInsets.bottom / 2}px` : '0px',
           }}
         >
           <Button
diff --git a/apps/readest-app/src/utils/sel.ts b/apps/readest-app/src/utils/sel.ts
index ed8ff2b6..3f4b5a46 100644
--- a/apps/readest-app/src/utils/sel.ts
+++ b/apps/readest-app/src/utils/sel.ts
@@ -31,7 +31,8 @@ export interface TextSelection {
   annotated?: boolean;
 }
 
-const frameRect = (frame: Frame, rect: Rect, sx = 1, sy = 1) => {
+const frameRect = (frame: Frame, rect?: Rect, sx = 1, sy = 1) => {
+  if (!rect) return { left: 0, right: 0, top: 0, bottom: 0 };
   const left = sx * rect.left + frame.left;
   const right = sx * rect.right + frame.left;
   const top = sy * rect.top + frame.top;
@@ -84,8 +85,8 @@ export const getPosition = (
 
   const frame = frameElement?.getBoundingClientRect() ?? { top: 0, left: 0 };
   const rects = Array.from(target.getClientRects());
-  const first = frameRect(frame, rects[0] as Rect, sx, sy);
-  const last = frameRect(frame, rects.at(-1) as Rect, sx, sy);
+  const first = frameRect(frame, rects[0], sx, sy);
+  const last = frameRect(frame, rects.at(-1), sx, sy);
 
   if (isVertical) {
     const leftSpace = first.left - rect.left;