diff --git a/src/ios/QRScanner.swift b/src/ios/QRScanner.swift
index d98099cb..ae410481 100644
--- a/src/ios/QRScanner.swift
+++ b/src/ios/QRScanner.swift
@@ -197,8 +197,8 @@ class QRScanner : CDVPlugin, AVCaptureMetadataOutputObjectsDelegate {
     }
 
     @objc func makeOpaque(){
-        self.webView?.isOpaque = false
-        self.webView?.backgroundColor = UIColor.clear
+        self.webView?.isOpaque = true
+        self.webView?.backgroundColor = UIColor.white
     }
 
     @objc func boolToNumberString(bool: Bool) -> String{
@@ -468,7 +468,7 @@ class QRScanner : CDVPlugin, AVCaptureMetadataOutputObjectsDelegate {
 
     @objc func openSettings(_ command: CDVInvokedUrlCommand) {
         if #available(iOS 10.0, *) {
-            guard let settingsUrl = URL(string: UIApplication.openSettingsURLString) else {
+            guard let settingsUrl = URL(string: UIApplicationOpenSettingsURLString) else {
             return
         }
         if UIApplication.shared.canOpenURL(settingsUrl) {
@@ -481,7 +481,7 @@ class QRScanner : CDVPlugin, AVCaptureMetadataOutputObjectsDelegate {
         } else {
             // pre iOS 10.0
             if #available(iOS 8.0, *) {
-                UIApplication.shared.openURL(NSURL(string: UIApplication.openSettingsURLString)! as URL)
+                UIApplication.shared.openURL(NSURL(string: UIApplicationOpenSettingsURLString)! as URL)
                 self.getStatus(command)
             } else {
                 self.sendErrorCode(command: command, error: QRScannerError.open_settings_unavailable)