diff --git a/Sources/Brave/Frontend/Settings/SettingsViewController.swift b/Sources/Brave/Frontend/Settings/SettingsViewController.swift
index d9714e06b5e..d60a910cb1f 100644
--- a/Sources/Brave/Frontend/Settings/SettingsViewController.swift
+++ b/Sources/Brave/Frontend/Settings/SettingsViewController.swift
@@ -485,7 +485,7 @@ class SettingsViewController: TableViewController {
       let privateTabsRow = Row(
         text: Strings.TabsSettings.privateTabsSettingsTitle,
         selection: { [unowned self] in
-          let vc = UIHostingController(rootView: PrivateTabsView(tabManager: tabManager))
+          let vc = UIHostingController(rootView: PrivateTabsView(tabManager: tabManager, askForAuthentication: self.askForLocalAuthentication))
           self.navigationController?.pushViewController(vc, animated: true)
         },
         image: UIImage(braveSystemNamed: "leo.product.private-window"),
@@ -656,11 +656,24 @@ class SettingsViewController: TableViewController {
     return Section(
       header: .title(Strings.security),
       rows: [
-        .boolRow(
-          title: Strings.Privacy.browserLock,
+        Row(
+          text: Strings.Privacy.browserLock,
           detailText: Strings.Privacy.browserLockDescription,
-          option: Preferences.Privacy.lockWithPasscode,
-          image: UIImage(braveSystemNamed: "leo.biometric.login")),
+          image: UIImage(braveSystemNamed: "leo.biometric.login"),
+          accessory: .view(SwitchAccessoryView(initialValue: Preferences.Privacy.lockWithPasscode.value, valueChange: { isOn in
+            if isOn {
+              Preferences.Privacy.lockWithPasscode.value = isOn
+            } else {
+              self.askForLocalAuthentication { [weak self] success, error in
+                if success {
+                  Preferences.Privacy.lockWithPasscode.value = isOn
+                }
+              }
+            }
+          })),
+          cellClass: MultilineSubtitleCell.self,
+          uuid: Preferences.Privacy.lockWithPasscode.key
+        ),
         Row(
           text: Strings.Login.loginListNavigationTitle,
           selection: { [unowned self] in
diff --git a/Sources/Brave/Frontend/Settings/Shields/OptionToggleView.swift b/Sources/Brave/Frontend/Settings/Shields/OptionToggleView.swift
index 61baedeb87c..4e292e15cdc 100644
--- a/Sources/Brave/Frontend/Settings/Shields/OptionToggleView.swift
+++ b/Sources/Brave/Frontend/Settings/Shields/OptionToggleView.swift
@@ -9,7 +9,6 @@ import Preferences
 struct OptionToggleView: View {
   let title: String
   var subtitle: String?
-  var markdownSubtitle: LocalizedStringKey?
   @ObservedObject var option: Preferences.Option<Bool>
   let onChange: ShieldToggleView.OnChangeCallback?
   
diff --git a/Sources/Brave/Frontend/Settings/Tabs/PrivateTabsView.swift b/Sources/Brave/Frontend/Settings/Tabs/PrivateTabsView.swift
index 44d0c0d5ff7..691b5c0593f 100644
--- a/Sources/Brave/Frontend/Settings/Tabs/PrivateTabsView.swift
+++ b/Sources/Brave/Frontend/Settings/Tabs/PrivateTabsView.swift
@@ -16,7 +16,10 @@ struct PrivateTabsView: View {
   }
   
   @ObservedObject var privateBrowsingOnly = Preferences.Privacy.privateBrowsingOnly
+  @ObservedObject var privateBrowsingLock = Preferences.Privacy.privateBrowsingLock
+  
   var tabManager: TabManager?
+  var askForAuthentication: (AuthViewType, ((Bool, LAError.Code?) -> Void)?) -> Void
   
   private var localAuthenticationType: AuthenticationType {
     let context = LAContext()
@@ -84,9 +87,20 @@ struct PrivateTabsView: View {
           
         switch localAuthenticationType {
         case .faceID, .touchID, .pinCode:
-          OptionToggleView(title: browsingLockTitle,
-                           subtitle: nil,
-                           option: Preferences.Privacy.privateBrowsingLock)
+          ShieldToggleView(
+            title: browsingLockTitle,
+            subtitle: nil,
+            toggle: .init(get: {
+              privateBrowsingLock.value
+            }, set: { isOn in
+              if isOn {
+                privateBrowsingLock.value = true
+              } else {
+                askForAuthentication(.general) { success, _ in
+                  privateBrowsingLock.value = !success
+                }
+              }
+            }))
         case .noAuthentication:
           Toggle(isOn: .constant(false)) {
             VStack(alignment: .leading, spacing: 4) {
@@ -111,7 +125,7 @@ struct PrivateTabsView: View {
 #if DEBUG
 struct PrivateTabsView_Previews: PreviewProvider {
   static var previews: some View {
-    PrivateTabsView()
+    PrivateTabsView(askForAuthentication: { _, _ in })
   }
 }
 #endif