diff --git a/src/shell.html b/src/shell.html
index aa0210c3..31714f47 100644
--- a/src/shell.html
+++ b/src/shell.html
@@ -192,7 +192,8 @@ jwE50AGjLCVuS8Yt4H7OgZLKK5EKOsLviEWJSL/+0uMi7gLUSBseYwqEbXvSHCec1CJvZPyHCmYQffaB
     <script type='text/javascript'>
         function saveFileFromMEMFSToDisk(memoryFSname, localFSname)     // This can be called by C/C++ code
         {
-            var isSafari = /^((?!chrome|android).)*safari/i.test(navigator.userAgent);
+            var isSafari = false; // Not supported, navigator.userAgent access is being restricted
+            //var isSafari = /^((?!chrome|android).)*safari/i.test(navigator.userAgent);
             var data = FS.readFile(memoryFSname);
             var blob;