--- a/eric6/Preferences/__init__.py	Thu Feb 04 14:38:33 2021 +0100
+++ b/eric6/Preferences/__init__.py	Thu Feb 04 14:59:13 2021 +0100
@@ -47,10 +47,6 @@
     ProtocolsBrowserFlag, AllBrowsersFlag
 )
 
-from WebBrowser.FlashCookieManager.FlashCookieUtilities import (
-    flashDataPathForOS
-)
-
 from QScintilla.Shell import ShellHistoryStyle
 
 
@@ -1012,13 +1008,6 @@
         "AdBlockUpdatePeriod": 1,
         "AdBlockExceptions": [],
         "AdBlockUseLimitedEasyList": True,
-        # Flash Cookie Manager
-        "FlashCookiesDeleteOnStartExit": False,
-        "FlashCookieAutoRefresh": False,
-        "FlashCookieNotify": False,
-        "FlashCookiesWhitelist": [],
-        "FlashCookiesBlacklist": [],
-        "FlashCookiesDataPath": flashDataPathForOS(),
         # PIM:
         "PimFullName": "",
         "PimFirstName": "",
@@ -2842,15 +2831,13 @@
                  "DownloadManagerAutoOpen", "DownloadManagerAutoClose",
                  "PlaybackRequiresUserGesture", "JavaScriptCanPaste",
                  "WebRTCPublicInterfacesOnly", "DnsPrefetchEnabled",
-                 "FlashCookiesDeleteOnStartExit", "FlashCookieAutoRefresh",
-                 "FlashCookieNotify", "VirusTotalEnabled", "VirusTotalSecure",
+                 "VirusTotalEnabled", "VirusTotalSecure",
                  "PdfViewerEnabled", "AlwaysRejectFaultyCertificates",
                  ]:
         return toBool(prefClass.settings.value(
             "WebBrowser/" + key, prefClass.webBrowserDefaults[key]))
     elif key in ["GreaseMonkeyDisabledScripts", "SendRefererWhitelist",
                  "AdBlockSubscriptions", "AdBlockExceptions",
-                 "FlashCookiesWhitelist", "FlashCookiesBlacklist",
                  "SpellCheckLanguages",
                  ]:
         return toList(prefClass.settings.value(