diff --git a/pass/Controllers/GeneralSettingsTableViewController.swift b/pass/Controllers/GeneralSettingsTableViewController.swift
index 21759c7..79a832f 100644
--- a/pass/Controllers/GeneralSettingsTableViewController.swift
+++ b/pass/Controllers/GeneralSettingsTableViewController.swift
@@ -11,7 +11,7 @@ import SwiftyUserDefaults
 
 class GeneralSettingsTableViewController: BasicStaticTableViewController {
     
-    let hideUnknownSwitch = UISwitch(frame: CGRect.zero)
+    let hideUnknownSwitch = UISwitch()
 
     override func viewDidLoad() {
         navigationItemTitle = "General"
@@ -30,7 +30,15 @@ class GeneralSettingsTableViewController: BasicStaticTableViewController {
         if indexPath == IndexPath(row: 0, section: 1) {
             cell.accessoryType = .none
             hideUnknownSwitch.onTintColor = UIColor(displayP3Red: 0, green: 122.0/255, blue: 1, alpha: 1)
-            cell.accessoryView = hideUnknownSwitch
+            hideUnknownSwitch.sizeToFit()
+            let detailButton = UIButton(type: .detailDisclosure)
+            hideUnknownSwitch.frame = CGRect(x: 0, y: 0, width: hideUnknownSwitch.bounds.width, height: hideUnknownSwitch.bounds.height)
+            detailButton.frame = CGRect(x: hideUnknownSwitch.bounds.width+10, y: 5, width: detailButton.bounds.width, height: detailButton.bounds.height)
+            detailButton.addTarget(self, action: #selector(GeneralSettingsTableViewController.tapHideUnknownSwitchDetailButton(_:)), for: UIControlEvents.touchDown)
+            let accessoryView = UIView(frame: CGRect(x: 0, y: 0, width: detailButton.bounds.width + hideUnknownSwitch.bounds.width+10, height: hideUnknownSwitch.bounds.height))
+            accessoryView.addSubview(detailButton)
+            accessoryView.addSubview(hideUnknownSwitch)
+            cell.accessoryView = accessoryView
             cell.selectionStyle = .none
             hideUnknownSwitch.addTarget(self, action: #selector(hideUnknownSwitchAction(_:)), for: UIControlEvents.valueChanged)
             hideUnknownSwitch.isOn = Defaults[.isHideUnknownOn]
@@ -38,6 +46,14 @@ class GeneralSettingsTableViewController: BasicStaticTableViewController {
         return cell
     }
     
+    func tapHideUnknownSwitchDetailButton(_ sender: Any?) {
+        print("tap")
+        let alertMessage = "Only \"key: value\" format in additional fields is supported. Unsupported fields will be given an \"unkown\" key. Turn on this switch to hide unsupported fields."
+        let alert = UIAlertController(title: "Hide Unknown Fields", message: alertMessage, preferredStyle: UIAlertControllerStyle.alert)
+        alert.addAction(UIAlertAction(title: "OK", style: UIAlertActionStyle.default, handler: nil))
+        self.present(alert, animated: true, completion: nil)
+    }
+    
     func hideUnknownSwitchAction(_ sender: Any?) {
         Defaults[.isHideUnknownOn] = hideUnknownSwitch.isOn
     }