diff --git a/SCrawler.PluginProvider/Attributes/Attributes.vb b/SCrawler.PluginProvider/Attributes/Attributes.vb
index 96e8028..0a4a279 100644
--- a/SCrawler.PluginProvider/Attributes/Attributes.vb
+++ b/SCrawler.PluginProvider/Attributes/Attributes.vb
@@ -188,4 +188,13 @@ Namespace Plugin.Attributes
             Repository = RepoName
         End Sub
     End Class
+    ''' <summary>Replace internal plugin with the current one</summary>
+    <AttributeUsage(AttributeTargets.Class, AllowMultiple:=False, Inherited:=False)> Public NotInheritable Class ReplaceInternalPluginAttribute : Inherits Attribute
+        Public ReadOnly SiteName As String
+        Public ReadOnly PluginKey As String
+        Public Sub New(ByVal PluginKey As String, Optional ByVal SiteName As String = Nothing)
+            Me.PluginKey = PluginKey
+            Me.SiteName = SiteName
+        End Sub
+    End Class
 End Namespace
\ No newline at end of file
diff --git a/SCrawler/API/Instagram/SiteSettings.vb b/SCrawler/API/Instagram/SiteSettings.vb
index 0aba8c6..08380cb 100644
--- a/SCrawler/API/Instagram/SiteSettings.vb
+++ b/SCrawler/API/Instagram/SiteSettings.vb
@@ -276,7 +276,7 @@ Namespace API.Instagram
 
             _AllowUserAgentUpdate = False
             UrlPatternUser = "https://www.instagram.com/{0}/"
-            UserRegex = RParams.DMS("[htps:/]{7,8}.*?instagram.com/([^/]+)", 1)
+            UserRegex = RParams.DMS(String.Format(UserRegexDefaultPattern, "instagram.com/"), 1)
             ImageVideoContains = "instagram.com"
         End Sub
 #End Region
diff --git a/SCrawler/API/Instagram/UserData.vb b/SCrawler/API/Instagram/UserData.vb
index 8903041..5a98a87 100644
--- a/SCrawler/API/Instagram/UserData.vb
+++ b/SCrawler/API/Instagram/UserData.vb
@@ -16,6 +16,7 @@ Imports PersonalUtilities.Functions.Messaging
 Imports PersonalUtilities.Functions.RegularExpressions
 Imports PersonalUtilities.Tools.Web.Clients
 Imports PersonalUtilities.Tools.Web.Clients.Base
+Imports PersonalUtilities.Tools.Web.Documents
 Imports PersonalUtilities.Tools.Web.Documents.JSON
 Imports UTypes = SCrawler.API.Base.UserMedia.Types
 Imports UStates = SCrawler.API.Base.UserMedia.States
@@ -142,13 +143,15 @@ Namespace API.Instagram
 #End Region
 #Region "Download data"
         Private E560Thrown As Boolean = False
+        Friend Err5xx As Integer = -1
         Private Class ExitException : Inherits Exception
+            Friend Property Is560 As Boolean = False
             Friend Shared Sub Throw560(ByRef Source As UserData)
                 If Not Source.E560Thrown Then
-                    MyMainLOG = $"{Source.ToStringForLog}: (560) Download skipped until next session"
+                    MyMainLOG = $"{Source.ToStringForLog}: ({IIf(Source.Err5xx > 0, Source.Err5xx, 560)}) Download skipped until next session"
                     Source.E560Thrown = True
                 End If
-                Throw New ExitException
+                Throw New ExitException With {.Is560 = True}
             End Sub
         End Class
         Private ReadOnly Property MyFilePostsKV As SFile
@@ -236,6 +239,7 @@ Namespace API.Instagram
             Dim s As Sections = Sections.Timeline
             Dim errorFound As Boolean = False
             Try
+                Err5xx = -1
                 _Limit = If(DownloadTopCount, -1)
                 _TotalPostsParsed = 0
                 LoadSavePostsKV(True)
@@ -450,6 +454,7 @@ Namespace API.Instagram
             Dim StoriesList As List(Of String) = Nothing
             Dim StoriesRequested As Boolean = False
             Dim dValue% = 1
+            Dim jsonArgs As New WebDocumentEventArgs With {.DeclaredError = EDP.ThrowException}
             LastCursor = Cursor
             Try
                 Do While dValue = 1
@@ -524,7 +529,7 @@ Namespace API.Instagram
 
                         'Parsing
                         If Not r.IsEmptyString Then
-                            Using j As EContainer = JsonDocument.Parse(r).XmlIfNothing
+                            Using j As EContainer = JsonDocument.Parse(r, jsonArgs).XmlIfNothing
                                 n = If(ENode Is Nothing, j, j.ItemF(ENode)).XmlIfNothing
                                 If n.Count > 0 Then
                                     Select Case Section
@@ -605,18 +610,27 @@ Namespace API.Instagram
                         End If
                         dValue = 0
                         If HasNextPage And Not EndCursor.IsEmptyString Then DownloadData(EndCursor, Section, Token)
+                    Catch jsonNull As ArgumentNullException When jsonArgs.State = WebDocumentEventArgs.States.Error And Section = Sections.Reels
+                        Throw jsonNull
                     Catch eex As ExitException
                         Throw eex
                     Catch ex As Exception
                         dValue = ProcessException(ex, Token, $"data downloading error [{URL}]",, Section, False)
                     End Try
                 Loop
+            Catch jsonNull2 As ArgumentNullException When jsonArgs.State = WebDocumentEventArgs.States.Error And Section = Sections.Reels
             Catch eex2 As ExitException
-                If Not Section = Sections.Reels And (Section = Sections.Timeline Or Section = Sections.Tagged) And Not Cursor.IsEmptyString Then Throw eex2
+                If eex2.Is560 Then
+                    Throw New Plugin.ExitException With {.Silent = True}
+                Else
+                    If Not Section = Sections.Reels And (Section = Sections.Timeline Or Section = Sections.Tagged) And Not Cursor.IsEmptyString Then Throw eex2
+                End If
             Catch oex2 As OperationCanceledException When Token.IsCancellationRequested Or oex2.HelpLink = InstAborted
                 If oex2.HelpLink = InstAborted Then HasError = True
             Catch DoEx As Exception
                 ProcessException(DoEx, Token, $"data downloading error [{URL}]",, Section)
+            Finally
+                jsonArgs.DisposeIfReady
             End Try
         End Sub
         Private Sub DownloadPosts(ByVal Token As CancellationToken, Optional ByVal IsTagged As Boolean = False)
@@ -1191,6 +1205,7 @@ Namespace API.Instagram
                 Return 1
             ElseIf Responser.StatusCode = 560 Or Responser.StatusCode = HttpStatusCode.InternalServerError Then '560, 500
                 MySiteSettings.SkipUntilNextSession = True
+                Err5xx = Responser.StatusCode
             Else
                 MyMainLOG = $"Something is wrong. Your credentials may have expired [{CInt(Responser.StatusCode)}/{CInt(Responser.Status)}]: {ToString()} [{s}]"
                 DisableSection(s)
diff --git a/SCrawler/API/JustForFans/SiteSettings.vb b/SCrawler/API/JustForFans/SiteSettings.vb
index db01a1d..d1a167b 100644
--- a/SCrawler/API/JustForFans/SiteSettings.vb
+++ b/SCrawler/API/JustForFans/SiteSettings.vb
@@ -46,7 +46,7 @@ Namespace API.JustForFans
             UserAgent = New PropertyValue(If(Responser.UserAgentExists, Responser.UserAgent, String.Empty), GetType(String), Sub(v) UpdateHeader(NameOf(UserAgent), v))
 
             _AllowUserAgentUpdate = False
-            UserRegex = RParams.DMS("https://justfor.fans/([^/\?]+)", 1, EDP.ReturnValue)
+            UserRegex = RParams.DMS(String.Format(UserRegexDefaultPattern, "justfor.fans/"), 1, EDP.ReturnValue)
             UrlPatternUser = "https://justfor.fans/{0}"
             ImageVideoContains = "justfor.fans"
         End Sub
diff --git a/SCrawler/API/OnlyFans/SiteSettings.vb b/SCrawler/API/OnlyFans/SiteSettings.vb
index 69301a9..faffb46 100644
--- a/SCrawler/API/OnlyFans/SiteSettings.vb
+++ b/SCrawler/API/OnlyFans/SiteSettings.vb
@@ -169,7 +169,7 @@ Namespace API.OnlyFans
             OFScraperMP4decrypt_XML = New PropertyValue(String.Empty, GetType(String))
             KeyModeDefault_XML = New PropertyValue(KeyModeDefault_Default)
 
-            UserRegex = RParams.DMS("onlyfans.com/([\w\._]+)", 1, EDP.ReturnValue)
+            UserRegex = RParams.DMS(String.Format(UserRegexDefaultPattern, "onlyfans.com/"), 1, EDP.ReturnValue)
             UrlPatternUser = "https://onlyfans.com/{0}"
             ImageVideoContains = "onlyfans.com"
         End Sub
diff --git a/SCrawler/API/Reddit/SiteSettings.vb b/SCrawler/API/Reddit/SiteSettings.vb
index ee54a5e..5780751 100644
--- a/SCrawler/API/Reddit/SiteSettings.vb
+++ b/SCrawler/API/Reddit/SiteSettings.vb
@@ -90,7 +90,7 @@ Namespace API.Reddit
 
             UrlPatternUser = "https://www.reddit.com/{0}/{1}/"
             ImageVideoContains = "reddit.com"
-            UserRegex = RParams.DM("[htps:/]{7,8}.*?reddit.com/([user]{1,4})/([^/]+)", 0, RegexReturn.ListByMatch, EDP.ReturnValue)
+            UserRegex = RParams.DM("[htps:/]{7,8}.*?reddit.com/([user]{1,4})/([^/\?&]+)", 0, RegexReturn.ListByMatch, EDP.ReturnValue)
         End Sub
 #End Region
 #Region "GetInstance"
diff --git a/SCrawler/API/Redgifs/SiteSettings.vb b/SCrawler/API/Redgifs/SiteSettings.vb
index 08ea703..5f4fe7f 100644
--- a/SCrawler/API/Redgifs/SiteSettings.vb
+++ b/SCrawler/API/Redgifs/SiteSettings.vb
@@ -49,7 +49,7 @@ Namespace API.RedGifs
             TokenUpdateIntervalProvider = New TokenRefreshIntervalProvider
             _AllowUserAgentUpdate = False
             UrlPatternUser = "https://www.redgifs.com/users/{0}/"
-            UserRegex = RParams.DMS("[htps:/]{7,8}.*?redgifs.com/users/([^/]+)", 1)
+            UserRegex = RParams.DMS(String.Format(UserRegexDefaultPattern, "redgifs.com/users/"), 1)
             ImageVideoContains = "redgifs"
         End Sub
 #End Region
diff --git a/SCrawler/API/ThreadsNet/SiteSettings.vb b/SCrawler/API/ThreadsNet/SiteSettings.vb
index b46d974..8393147 100644
--- a/SCrawler/API/ThreadsNet/SiteSettings.vb
+++ b/SCrawler/API/ThreadsNet/SiteSettings.vb
@@ -126,7 +126,7 @@ Namespace API.ThreadsNet
             HH_USER_AGENT = New PropertyValue(useragent, GetType(String), Sub(v) ChangeResponserFields(NameOf(HH_USER_AGENT), v))
 
             UrlPatternUser = "https://www.threads.net/@{0}"
-            UserRegex = RParams.DMS("threads.net/@([^/\?&]+)", 1)
+            UserRegex = RParams.DMS(String.Format(UserRegexDefaultPattern, "threads.net/@"), 1)
             ImageVideoContains = "threads.net"
         End Sub
 #End Region
diff --git a/SCrawler/API/TikTok/SiteSettings.vb b/SCrawler/API/TikTok/SiteSettings.vb
index 260dc62..aab1139 100644
--- a/SCrawler/API/TikTok/SiteSettings.vb
+++ b/SCrawler/API/TikTok/SiteSettings.vb
@@ -40,7 +40,7 @@ Namespace API.TikTok
             UseParsedVideoDate = New PropertyValue(True)
             UseNetscapeCookies = True
             UrlPatternUser = "https://www.tiktok.com/@{0}/"
-            UserRegex = RParams.DMS("[htps:/]{7,8}.*?tiktok.com/@([^/]+)", 1)
+            UserRegex = RParams.DMS(String.Format(UserRegexDefaultPattern, "tiktok.com/@"), 1)
             ImageVideoContains = "tiktok.com"
         End Sub
         Friend Overrides Function GetInstance(ByVal What As ISiteSettings.Download) As IPluginContentProvider
diff --git a/SCrawler/API/TikTok/UserData.vb b/SCrawler/API/TikTok/UserData.vb
index 4d2bd0c..b275119 100644
--- a/SCrawler/API/TikTok/UserData.vb
+++ b/SCrawler/API/TikTok/UserData.vb
@@ -229,6 +229,7 @@ Namespace API.TikTok
                                     Exit Sub
                                 End If
                                 title = j.Value("title").StringRemoveWinForbiddenSymbols
+                                If Not title.IsEmptyString Then title = Left(title, 150)
                                 If title.IsEmptyString Or Not TitleUseNative Then
                                     title = postID
                                 Else
@@ -320,7 +321,7 @@ Namespace API.TikTok
                 b.Encoding = BatchExecutor.UnicodeEncoding
                 b.Execute(CreateYTCommand(DestinationFile, URL, True))
             End Using
-            Return DestinationFile
+            If DestinationFile.Exists Then Return DestinationFile Else Return Nothing
         End Function
 #End Region
 #Region "DownloadSingleObject"
diff --git a/SCrawler/API/Twitter/SiteSettings.vb b/SCrawler/API/Twitter/SiteSettings.vb
index aca626e..c559af8 100644
--- a/SCrawler/API/Twitter/SiteSettings.vb
+++ b/SCrawler/API/Twitter/SiteSettings.vb
@@ -96,7 +96,7 @@ Namespace API.Twitter
             ConcurrentDownloads = New PropertyValue(1)
             MyConcurrentDownloadsProvider = New ConcurrentDownloadsProvider
 
-            UserRegex = RParams.DMS("[htps:/]{7,8}.*?twitter.com/([^/]+)", 1)
+            UserRegex = RParams.DMS(String.Format(UserRegexDefaultPattern, "/(twitter|x).com/"), 2)
             UrlPatternUser = "https://twitter.com/{0}"
             ImageVideoContains = "twitter"
             CheckNetscapeCookiesOnEndInit = True
diff --git a/SCrawler/MainFrameObjects.vb b/SCrawler/MainFrameObjects.vb
index 6a7a0c0..39e19ac 100644
--- a/SCrawler/MainFrameObjects.vb
+++ b/SCrawler/MainFrameObjects.vb
@@ -88,7 +88,7 @@ Friend Class MainFrameObjects : Implements INotificator
         If Settings.ProcessNotification(Sender) Then
             Dim b As List(Of IButton) = Nothing
             If Sender = NotifyObj.Profiles Or Sender = NotifyObj.AutoDownloader Or Sender = NotifyObj.SavedPosts Then _
-               b = New List(Of IButton) From {New ToastButton("DEF_BTT_FEED", "Feed"), New ToastButton(DEF_BTT_DISABLE, "Disable")}
+               b = New List(Of IButton) From {New ToastButton(DEF_BTT_FEED, "Feed"), New ToastButton(DEF_BTT_DISABLE, "Disable")}
             Using n As New Notification(Message) With {.Key = $"{NotificationInternalKey}_{Sender}", .Buttons = b} : n.Show() : End Using
         End If
     End Sub
diff --git a/SCrawler/MainMod.vb b/SCrawler/MainMod.vb
index e4835ba..101c9ef 100644
--- a/SCrawler/MainMod.vb
+++ b/SCrawler/MainMod.vb
@@ -16,6 +16,7 @@ Imports SCrawler.DownloadObjects
 Friend Module MainMod
     Friend Settings As SettingsCLS
     Friend Const SettingsFolderName As String = XML.XmlFile.SettingsFolder
+    Friend Const UserRegexDefaultPattern As String = "{0}([^/\?&]+)"
     Friend ReadOnly LinkPattern As RParams = RParams.DMS("[htps:]{0,6}[/]{0,2}(.+)", 1)
     Friend ReadOnly FilesPattern As RParams = RParams.DM("[^\./]+?\.\w+", 1, EDP.ReturnValue)
     Friend Delegate Sub NotificationEventHandler(ByVal Sender As SettingsCLS.NotificationObjects, ByVal Message As String)
diff --git a/SCrawler/PluginsEnvironment/Hosts/PluginHost.vb b/SCrawler/PluginsEnvironment/Hosts/PluginHost.vb
index 4acf622..011a8b1 100644
--- a/SCrawler/PluginsEnvironment/Hosts/PluginHost.vb
+++ b/SCrawler/PluginsEnvironment/Hosts/PluginHost.vb
@@ -25,6 +25,16 @@ Namespace Plugin.Hosts
                 Return Settings.Key
             End Get
         End Property
+        Friend ReadOnly Property Replacer As ReplaceInternalPluginAttribute
+            Get
+                Return Settings.Default.Replacer
+            End Get
+        End Property
+        Friend ReadOnly Property IsReplacer As Boolean
+            Get
+                Return Settings.Default.IsReplacer
+            End Get
+        End Property
         Friend ReadOnly Property Exists As Boolean
             Get
                 Return Not Settings Is Nothing
diff --git a/SCrawler/PluginsEnvironment/Hosts/SettingsHost.vb b/SCrawler/PluginsEnvironment/Hosts/SettingsHost.vb
index d0a99f5..8615eaa 100644
--- a/SCrawler/PluginsEnvironment/Hosts/SettingsHost.vb
+++ b/SCrawler/PluginsEnvironment/Hosts/SettingsHost.vb
@@ -107,6 +107,12 @@ Namespace Plugin.Hosts
 #End Region
 #Region "Host declarations"
         Friend ReadOnly Property Source As ISiteSettings
+        Friend Property Replacer As ReplaceInternalPluginAttribute = Nothing
+        Friend ReadOnly Property IsReplacer As Boolean
+            Get
+                Return Not Replacer Is Nothing AndAlso (Not Replacer.PluginKey.IsEmptyString Or Not Replacer.SiteName.IsEmptyString)
+            End Get
+        End Property
         Friend ReadOnly Property PropList As List(Of PropertyValueHost)
         Friend ReadOnly Property Name As String
             Get
@@ -251,6 +257,8 @@ Namespace Plugin.Hosts
                                 HasSpecialOptions = True
                             End If
                         End With
+                    ElseIf TypeOf a Is ReplaceInternalPluginAttribute Then
+                        Replacer = a
                     End If
                 Next
             End If
diff --git a/SCrawler/SettingsCLS.vb b/SCrawler/SettingsCLS.vb
index 6018550..c1fe436 100644
--- a/SCrawler/SettingsCLS.vb
+++ b/SCrawler/SettingsCLS.vb
@@ -210,7 +210,21 @@ Friend Class SettingsCLS : Implements IDownloaderSettings, IDisposable
         Plugins.AddRange(PluginHost.GetMyHosts(MyXML, GlobalPath.Value, DefaultTemporary, DefaultDownloadImages, DefaultDownloadVideos))
         Dim tmpPluginList As IEnumerable(Of PluginHost) = PluginHost.GetPluginsHosts(MyXML, GlobalPath.Value, DefaultTemporary,
                                                                                      DefaultDownloadImages, DefaultDownloadVideos)
-        If tmpPluginList.ListExists Then Plugins.AddRange(tmpPluginList)
+        If tmpPluginList.ListExists Then
+            Dim tplIndx% = -1
+            For Each tpl As PluginHost In tmpPluginList
+                If tpl.IsReplacer Then
+                    tplIndx = Plugins.FindIndex(Function(pl) pl.Key.StringToLower = tpl.Replacer.PluginKey.StringToLower Or
+                                                             pl.Name.StringToLower = tpl.Replacer.SiteName.StringToLower)
+                    If tplIndx >= 0 Then
+                        Plugins(tplIndx).Settings.ListClearDispose
+                        Plugins.RemoveAt(tplIndx)
+                        If Plugins.Count = 0 Then Exit For
+                    End If
+                End If
+            Next
+            Plugins.AddRange(tmpPluginList)
+        End If
 
         MainFrameUsersShowDefaults = New XMLValue(Of Boolean)("UsersShowDefaults", True, MyXML)
         MainFrameUsersShowSubscriptions = New XMLValue(Of Boolean)("UsersShowSubscriptions", True, MyXML)