diff --git a/app/src/main/java/com/hippo/ehviewer/ui/settings/PreferenceWidgets.kt b/app/src/main/java/com/hippo/ehviewer/ui/settings/PreferenceWidgets.kt
index e26c1a677..fd8af2ced 100644
--- a/app/src/main/java/com/hippo/ehviewer/ui/settings/PreferenceWidgets.kt
+++ b/app/src/main/java/com/hippo/ehviewer/ui/settings/PreferenceWidgets.kt
@@ -27,6 +27,7 @@ import androidx.compose.ui.text.AnnotatedString
 import com.hippo.ehviewer.ui.login.LocalNavController
 import com.hippo.ehviewer.ui.openBrowser
 import com.hippo.ehviewer.ui.settings.PreferenceTokens.PreferenceTextPadding
+import com.jamal.composeprefs3.ui.prefs.SpannedTextPref
 import com.jamal.composeprefs3.ui.prefs.SwitchPref
 import com.jamal.composeprefs3.ui.prefs.TextPref
 import kotlin.reflect.KMutableProperty0
@@ -54,10 +55,10 @@ fun Preference(title: String, summary: String? = null, onClick: () -> Unit = {})
 }
 
 @Composable
-fun SwitchPreference(title: String, summary: String?, value: KMutableProperty0<Boolean>) {
+fun SwitchPreference(title: String, summary: String?, value: KMutableProperty0<Boolean>, enabled: Boolean = true) {
     var v by remember { mutableStateOf(value.get()) }
     fun mutate() = value.set((!value.get()).also { v = it })
-    SwitchPref(checked = v, onMutate = ::mutate, title = title, summary = summary)
+    SwitchPref(checked = v, onMutate = ::mutate, title = title, summary = summary, enabled = enabled)
 }
 
 @Composable
@@ -68,5 +69,5 @@ fun UrlPreference(title: String, url: String) {
 
 @Composable
 fun HtmlPreference(title: String, summary: AnnotatedString? = null, onClick: () -> Unit = {}) {
-    TextPref(title = title, summary = summary, onClick = onClick)
+    SpannedTextPref(title = title, summary = summary, onClick = onClick)
 }
diff --git a/app/src/main/java/com/hippo/ehviewer/ui/settings/SecurityScreen.kt b/app/src/main/java/com/hippo/ehviewer/ui/settings/SecurityScreen.kt
index f094d454b..db1c1d4f0 100644
--- a/app/src/main/java/com/hippo/ehviewer/ui/settings/SecurityScreen.kt
+++ b/app/src/main/java/com/hippo/ehviewer/ui/settings/SecurityScreen.kt
@@ -13,9 +13,11 @@ import androidx.compose.material3.TopAppBarDefaults
 import androidx.compose.runtime.Composable
 import androidx.compose.ui.Modifier
 import androidx.compose.ui.input.nestedscroll.nestedScroll
+import androidx.compose.ui.platform.LocalContext
 import androidx.compose.ui.res.stringResource
 import com.hippo.ehviewer.R
 import com.hippo.ehviewer.Settings
+import com.hippo.ehviewer.ui.isAuthenticationSupported
 import com.hippo.ehviewer.ui.login.LocalNavController
 
 @Composable
@@ -36,6 +38,12 @@ fun SecurityScreen() {
         },
     ) {
         Column(modifier = Modifier.padding(it).nestedScroll(scrollBehavior.nestedScrollConnection)) {
+            SwitchPreference(
+                title = stringResource(id = R.string.settings_privacy_require_unlock),
+                summary = null,
+                value = Settings::security,
+                enabled = LocalContext.current.isAuthenticationSupported(),
+            )
             SwitchPreference(
                 title = stringResource(id = R.string.settings_privacy_secure),
                 summary = stringResource(id = R.string.settings_privacy_secure_summary),
diff --git a/app/src/main/java/com/jamal/composeprefs3/ui/prefs/SliderPref.kt b/app/src/main/java/com/jamal/composeprefs3/ui/prefs/SliderPref.kt
new file mode 100644
index 000000000..4bba04294
--- /dev/null
+++ b/app/src/main/java/com/jamal/composeprefs3/ui/prefs/SliderPref.kt
@@ -0,0 +1,85 @@
+package com.jamal.composeprefs3.ui.prefs
+
+import androidx.compose.foundation.layout.Arrangement
+import androidx.compose.foundation.layout.Column
+import androidx.compose.foundation.layout.Row
+import androidx.compose.foundation.layout.fillMaxWidth
+import androidx.compose.foundation.layout.padding
+import androidx.compose.material3.MaterialTheme
+import androidx.compose.material3.Slider
+import androidx.compose.material3.Text
+import androidx.compose.runtime.Composable
+import androidx.compose.runtime.getValue
+import androidx.compose.runtime.mutableFloatStateOf
+import androidx.compose.runtime.remember
+import androidx.compose.runtime.setValue
+import androidx.compose.ui.Alignment
+import androidx.compose.ui.Modifier
+import androidx.compose.ui.graphics.Color
+import androidx.compose.ui.unit.dp
+import com.jamal.composeprefs3.ui.roundToDP
+
+/**
+ * Preference which shows a slider just below the [title]
+ *
+ * @param key Key used to identify this Pref in the DataStore
+ * @param title Main text which describes the Pref
+ * @param modifier Modifier applied to the Text aspect of this Pref
+ * @param defaultValue Default value of the slider. Used if this key is not found in the DataStore
+ * @param onValueChangeFinished Same as onValueChangeFinished parameter in [Slider]
+ * @param valueRange Same as valueRange parameter in [Slider]
+ * @param showValue If the current slider value should be shown on the side of the slider.
+ * @param enabled If false, this slider cannot be interacted with.
+ * @param steps Same as steps parameter in [Slider]
+ * @param textColor Text colour of the [title] and shown value if [showValue] is true.
+ * @param enabled If [enabled] is not true, this Pref cannot be checked/unchecked
+ * @param leadingIcon Icon which is positioned at the start of the Pref
+ */
+@Composable
+fun SliderPref(
+    title: String,
+    modifier: Modifier = Modifier,
+    defaultValue: Float = 0f,
+    onValueChangeFinished: ((Float) -> Unit)? = null,
+    valueRange: ClosedFloatingPointRange<Float> = 0f..1f,
+    showValue: Boolean = false,
+    steps: Int = 0,
+    textColor: Color = MaterialTheme.colorScheme.onBackground,
+    enabled: Boolean = true,
+    leadingIcon: @Composable (() -> Unit)? = null,
+) {
+    var value by remember { mutableFloatStateOf(defaultValue) }
+    Column(
+        verticalArrangement = Arrangement.Center,
+    ) {
+        TextPref(
+            title = title,
+            modifier = modifier,
+            textColor = textColor,
+            minimalHeight = true,
+            leadingIcon = leadingIcon,
+        )
+        Row(
+            modifier = Modifier.fillMaxWidth(),
+            verticalAlignment = Alignment.CenterVertically,
+            horizontalArrangement = Arrangement.SpaceBetween,
+        ) {
+            Slider(
+                value = value,
+                onValueChange = { value = it },
+                modifier = Modifier.weight(2.1f).padding(start = 16.dp, end = 16.dp),
+                valueRange = valueRange,
+                steps = steps,
+                onValueChangeFinished = { onValueChangeFinished?.invoke(value) },
+                enabled = enabled,
+            )
+            if (showValue) {
+                Text(
+                    text = roundToDP(value, 2).toString(),
+                    color = textColor,
+                    modifier = Modifier.weight(0.5f).padding(start = 8.dp),
+                )
+            }
+        }
+    }
+}
diff --git a/app/src/main/java/com/jamal/composeprefs3/ui/prefs/TextPref.kt b/app/src/main/java/com/jamal/composeprefs3/ui/prefs/TextPref.kt
index 7186ad608..0f1d11e83 100644
--- a/app/src/main/java/com/jamal/composeprefs3/ui/prefs/TextPref.kt
+++ b/app/src/main/java/com/jamal/composeprefs3/ui/prefs/TextPref.kt
@@ -53,7 +53,7 @@ fun TextPref(
 }
 
 @Composable
-fun TextPref(
+fun SpannedTextPref(
     title: String,
     modifier: Modifier = Modifier,
     summary: AnnotatedString? = null,