diff --git a/IOB-WIN-FANUC/DATA/CONF/MAIN.ini b/IOB-WIN-FANUC/DATA/CONF/MAIN.ini
index 5b64abf8..397d0fe7 100644
--- a/IOB-WIN-FANUC/DATA/CONF/MAIN.ini
+++ b/IOB-WIN-FANUC/DATA/CONF/MAIN.ini
@@ -34,4 +34,3 @@ CLI_INST=SteamWareSim
 STARTLIST=SIMUL_02
 
 MAXCNC=10
-
diff --git a/IOB-WIN-FORM/AdapterForm.cs b/IOB-WIN-FORM/AdapterForm.cs
index 0f9c84d1..1e2da517 100644
--- a/IOB-WIN-FORM/AdapterForm.cs
+++ b/IOB-WIN-FORM/AdapterForm.cs
@@ -35,18 +35,6 @@ namespace IOB_WIN_FORM
 
         #endregion Public Fields
 
-
-        public void ForceUpdateUI()
-        {
-            // aggiorna UI (log, grid, label…)
-            this.UIThread(delegate
-            {
-                bIN.BackColor = decSemaforo(_sIN);
-                bOUT.BackColor = decSemaforo(_sOUT);
-            });
-        }
-
-
         #region Public Constructors
 
         /// <summary>
@@ -165,10 +153,6 @@ namespace IOB_WIN_FORM
 
         public string counterIob
         {
-            get
-            {
-                return lblPzCountIob.Text;
-            }
             set
             {
                 this.UIThread(delegate
@@ -180,10 +164,6 @@ namespace IOB_WIN_FORM
 
         public string counterMac
         {
-            get
-            {
-                return lblPzCountMac.Text;
-            }
             set
             {
                 this.UIThread(delegate
@@ -198,12 +178,9 @@ namespace IOB_WIN_FORM
         /// </summary>
         public string dataProcLabel
         {
-            get
-            {
-                return lblDataProc.Text;
-            }
             set
             {
+                if (!ShouldUpdateUI()) return;
                 this.UIThread(delegate
                 {
                     lblDataProc.Text = value;
@@ -221,18 +198,18 @@ namespace IOB_WIN_FORM
         /// </summary>
         public int nLine2show
         {
-            get
-            {
-                int answ = 5;
-                Int32.TryParse(nLines.Text, out answ);
-                return answ;
-            }
+            get => _nLine2show = 5;
             set
             {
-                this.UIThread(delegate
+                if (_nLine2show != value)
                 {
-                    nLines.Text = value.ToString();
-                });
+                    _nLine2show = value;
+                    if (!ShouldUpdateUI()) return;
+                    this.UIThread(delegate
+                    {
+                        nLines.Text = value.ToString();
+                    });
+                }
             }
         }
 
@@ -283,10 +260,18 @@ namespace IOB_WIN_FORM
                 }
             }
         }
+
         /// <summary>
-        /// Coda messaggi task
+        /// tipo di adapter prescelto...
         /// </summary>
-        private readonly Queue<string> logTaskQueue = new Queue<string>();
+        public tipoAdapter tipoScelto
+        {
+            get => IOBConfFull != null ? IOBConfFull.General.IobType : tipoAdapter.ND;
+        }
+
+        #endregion Public Properties
+
+        #region Public Methods
 
         /// <summary>
         /// Task watcher (in modalità "accodamento in testa" ultimi messaggi...)
@@ -301,8 +286,7 @@ namespace IOB_WIN_FORM
 
                 logTaskQueue.Enqueue(value);
 
-                if (!ShouldUpdateUI())
-                    return;
+                if (!ShouldUpdateUI()) return;
 
                 // snapshot + reverse per mostrare latest in alto
                 var text = string.Join(
@@ -324,18 +308,6 @@ namespace IOB_WIN_FORM
             }
         }
 
-        /// <summary>
-        /// tipo di adapter prescelto...
-        /// </summary>
-        public tipoAdapter tipoScelto
-        {
-            get => IOBConfFull != null ? IOBConfFull.General.IobType : tipoAdapter.ND;
-        }
-
-        #endregion Public Properties
-
-        #region Public Methods
-
         /// <summary>
         /// Registra variazione error delay in caso di errori o successi
         /// </summary>
@@ -395,6 +367,17 @@ namespace IOB_WIN_FORM
             fermaTutto(false, tryRestart, forceDequeue, updateForm);
         }
 
+        public void ForceUpdateUI()
+        {
+            // aggiorna UI (log, grid, label…)
+            this.UIThread(delegate
+            {
+                bIN.BackColor = decSemaforo(_sIN);
+                bOUT.BackColor = decSemaforo(_sOUT);
+                refreshFormData();
+            });
+        }
+
         /// <summary>
         /// Mostra update delle statistiche di comunicazione (numero chiamate, tempo medio...)
         /// </summary>
@@ -517,6 +500,19 @@ namespace IOB_WIN_FORM
         /// </summary>
         protected DateTime lastStartTry;
 
+        protected long maxAlQueue = 0;
+        protected long maxEvQueue = 0;
+        protected long maxFlQueue = 0;
+        protected long maxMsQueue = 0;
+        protected long maxRwTrQueue = 0;
+        protected long maxUlQueue = 0;
+        protected long qAlLen = 0;
+        protected long qEvLen = 0;
+        protected long qFlLen = 0;
+        protected long qMsLen = 0;
+        protected long qRTrLen = 0;
+        protected long qUlLen = 0;
+
         /// <summary>
         /// Generatore numeri random
         /// </summary>
@@ -566,8 +562,6 @@ namespace IOB_WIN_FORM
             set
             {
                 qAlLen = value;
-                lblQueueAlarmLen.Text = qAlLen.ToString();
-                showQueueData();
                 // se supero max precedente, ed è > 10... loggo!
                 if (qAlLen > maxAlQueue && qAlLen > 10)
                 {
@@ -579,6 +573,9 @@ namespace IOB_WIN_FORM
                     maxAlQueue--;
                     maxAlQueue = maxAlQueue < qAlLen ? qAlLen : maxAlQueue;
                 }
+                if (!ShouldUpdateUI()) return;
+                lblQueueAlarmLen.Text = qAlLen.ToString();
+                showQueueData();
             }
             get
             {
@@ -642,53 +639,17 @@ namespace IOB_WIN_FORM
         /// </summary>
         protected DateTime logWatchWriteVeto { get; set; } = DateTime.Now;
 
-        protected long maxAlQueue { get; set; }
-
-        protected long maxEvQueue { get; set; }
-
-        protected long maxFlQueue { get; set; }
-
-        protected long maxMsQueue { get; set; }
-
-        protected long maxRwTrQueue { get; set; }
-
-        protected long maxUlQueue { get; set; }
-
-        protected long qAlLen { get; set; }
-
-        protected long qEvLen { get; set; }
-
-        protected long qFlLen { get; set; }
-
-        protected long qMsLen { get; set; }
-
-        protected long qRTrLen { get; set; }
-
-        protected long qUlLen { get; set; }
-
-        protected long totQueue
-        {
-            get
-            {
-                return qEvLen + qFlLen + qAlLen + qMsLen + qUlLen;
-            }
-        }
+        protected long totQueue => qEvLen + qFlLen + qAlLen + qMsLen + qUlLen;
 
         /// <summary>
         /// URL per salvare i file dell'IOB (SENZA IOB)
         /// </summary>
-        protected string urlUploadFile
-        {
-            get => $"http://{IOBConfFull.MapoMes.IpAddr}{IOBConfFull.MapoMes.BaseAppUrl}IOB/uploadFile/";
-        }
+        protected string urlUploadFile => $"http://{IOBConfFull.MapoMes.IpAddr}{IOBConfFull.MapoMes.BaseAppUrl}IOB/uploadFile/";
 
         /// <summary>
         /// URL per salvare i file dell'IOB su CLOUD (SENZA IOB)
         /// </summary>
-        protected string urlUploadFileCloud
-        {
-            get => $"{baseUrl}IOB/uploadFile/";
-        }
+        protected string urlUploadFileCloud => $"{baseUrl}IOB/uploadFile/";
 
         #endregion Protected Properties
 
@@ -740,22 +701,6 @@ namespace IOB_WIN_FORM
             });
         }
 
-
-        private IDisposable _scopeIOB;
-
-        /// <summary>
-        /// Salvo IOB e scope x NLog management
-        /// </summary>
-        /// <param name="newIOB"></param>
-        private void SetIOB(string newIOB)
-        {
-            CurrIOB = newIOB;
-            _scopeIOB?.Dispose(); // rimuove il vecchio valore
-
-            _scopeIOB = ScopeContext.PushProperty("codIOB", newIOB);
-        }
-
-
         /// <summary>
         /// Effettua logging DEBUG corretto impostanto anche la variabile IOB prima di scrivere...
         /// </summary>
@@ -885,6 +830,7 @@ namespace IOB_WIN_FORM
         /// </summary>
         protected void showQueueData()
         {
+            if (!ShouldUpdateUI()) return;
             lblQueueLenTop.Text = totQueue == 0 ? "realtime" : $"ev: {qEvLen} | flog: {qFlLen} | tot: {totQueue}";
         }
 
@@ -893,9 +839,6 @@ namespace IOB_WIN_FORM
         /// </summary>
         protected void UpdateDisplTypeIobSel()
         {
-            lblCNC.Text = $"CNC: {IOBConfFull.General.IobType} [{IOBConfFull.Device.Connect.IpAddr}:{IOBConfFull.Device.Connect.Port}]";
-            lblSrvUrlText = $"SRV: {IOBConfFull.MapoMes.IpAddr} | BaseURL: {IOBConfFull.MapoMes.ApiUrl("")}";
-
             // aggancio evento refresh
             iobObj.eh_refreshed -= IobObj_eh_refreshed;
             iobObj.eh_refreshed += IobObj_eh_refreshed;
@@ -904,6 +847,10 @@ namespace IOB_WIN_FORM
             setDefaults();
 
             displayTaskAndLog($"Caricata conf per adapter {tipoScelto}");
+
+            if (!ShouldUpdateUI()) return;
+            lblCNC.Text = $"CNC: {IOBConfFull.General.IobType} [{IOBConfFull.Device.Connect.IpAddr}:{IOBConfFull.Device.Connect.Port}]";
+            lblSrvUrl.Text = $"SRV: {IOBConfFull.MapoMes.IpAddr} | BaseURL: {IOBConfFull.MapoMes.ApiUrl("")}";
         }
 
         #endregion Protected Methods
@@ -934,6 +881,11 @@ namespace IOB_WIN_FORM
 
         private readonly object _threadLock = new object();
 
+        /// <summary>
+        /// Coda messaggi task
+        /// </summary>
+        private readonly Queue<string> logTaskQueue = new Queue<string>();
+
         /// <summary>
         /// Cancellation token x processi verso macchina
         /// </summary>
@@ -958,10 +910,10 @@ namespace IOB_WIN_FORM
         private bool _isSuspended = false;
 
         private FormWindowState _lastState = FormWindowState.Minimized;
-
         private Thread _machineThread;
-
+        private int _nLine2show = 5;
         private Task _redisTask;
+        private IDisposable _scopeIOB;
 
         private Task _workerTask;
 
@@ -1012,35 +964,17 @@ namespace IOB_WIN_FORM
         /// <summary>
         /// File configurazione default
         /// </summary>
-        private string defConfFilePath
-        {
-            get
-            {
-                return Path.Combine(utils.confDir, $"{CurrIOB}.ini");
-            }
-        }
+        private string defConfFilePath => Path.Combine(utils.confDir, $"{CurrIOB}.ini");
 
         /// <summary>
         /// File configurazione json (completo) se presente
         /// </summary>
-        private string defConfFilePathJson
-        {
-            get
-            {
-                return Path.Combine(utils.confDir, $"{CurrIOB}.json");
-            }
-        }
+        private string defConfFilePathJson => Path.Combine(utils.confDir, $"{CurrIOB}.json");
 
         /// <summary>
         /// File configurazione yaml (completo) se presente
         /// </summary>
-        private string defConfFilePathYaml
-        {
-            get
-            {
-                return Path.Combine(utils.confDir, $"{CurrIOB}.yaml");
-            }
-        }
+        private string defConfFilePathYaml => Path.Combine(utils.confDir, $"{CurrIOB}.yaml");
 
         private bool enableEditMes2Plc { get; set; }
 
@@ -1049,8 +983,6 @@ namespace IOB_WIN_FORM
             set
             {
                 qEvLen = value;
-                lblQueueLen.Text = qEvLen.ToString();
-                showQueueData();
                 // se supero max precedente, ed è > 10... loggo!
                 if (qEvLen > maxEvQueue && qEvLen > 10)
                 {
@@ -1062,6 +994,10 @@ namespace IOB_WIN_FORM
                     maxEvQueue--;
                     maxEvQueue = maxEvQueue < qEvLen ? qEvLen : maxEvQueue;
                 }
+
+                if (!ShouldUpdateUI()) return;
+                lblQueueLen.Text = qEvLen.ToString();
+                showQueueData();
             }
             get
             {
@@ -1074,8 +1010,6 @@ namespace IOB_WIN_FORM
             set
             {
                 qFlLen = value;
-                lblQueueFLogLen.Text = qFlLen.ToString();
-                showQueueData();
                 // se supero max precedente, ed è > 10... loggo!
                 if (qFlLen > maxFlQueue && qFlLen > 10)
                 {
@@ -1087,6 +1021,10 @@ namespace IOB_WIN_FORM
                     maxFlQueue--;
                     maxFlQueue = maxFlQueue < qFlLen ? qFlLen : maxFlQueue;
                 }
+
+                if (!ShouldUpdateUI()) return;
+                lblQueueFLogLen.Text = qFlLen.ToString();
+                showQueueData();
             }
             get
             {
@@ -1094,18 +1032,6 @@ namespace IOB_WIN_FORM
             }
         }
 
-        private string lblCncText
-        {
-            get => lblCNC.Text;
-            set => lblCNC.Text = value;
-        }
-
-        private string lblSrvUrlText
-        {
-            get => lblSrvUrl.Text;
-            set => lblSrvUrl.Text = value;
-        }
-
         private long msQueueLen
         {
             set
@@ -1373,8 +1299,7 @@ namespace IOB_WIN_FORM
                 if (logWatchWriteVeto >= now)
                     return;
 
-                if (!ShouldUpdateUI())
-                    return;
+                if (!ShouldUpdateUI()) return;
 
                 logWatchWriteVeto = now.AddMilliseconds(delayShowLogMs);
 
@@ -1844,7 +1769,6 @@ namespace IOB_WIN_FORM
         /// <param name="updateForm">indica se si debba aggiornare la form (no se si sta chiudendo...)</param>
         private void fermaTutto(bool stopTimer, bool tryRestart, bool forceDequeue, bool updateForm)
         {
-
             if (iobObj == null)
                 return;
 
@@ -1864,7 +1788,7 @@ namespace IOB_WIN_FORM
                         btnStart.Enabled = true;
                         restart.Enabled = false;
                     });
-                        _isSuspended = true;
+                _isSuspended = true;
                 Task.Run(async () =>
                 {
                     if (stopTimer)
@@ -2115,8 +2039,7 @@ namespace IOB_WIN_FORM
             OpenFileDialog openFileDial = new OpenFileDialog();
 
             // directory iniziale
-            openFileDial.InitialDirectory = utils.confDir; // string.Format(@"{0}\{1}", Application.StartupPath, utils.CRS("dataConfPath"));
-                                                           // Set filter options and filter index.
+            openFileDial.InitialDirectory = utils.confDir;
             openFileDial.Filter = "INI Files (.ini)|*.ini|All Files (*.*)|*.*";
             openFileDial.FilterIndex = 1;
             // altre opzioni
@@ -2147,41 +2070,31 @@ namespace IOB_WIN_FORM
                 {
                     if (iobObj != null)
                     {
-                        // 1. Estrazione dati dalle code (operazione logica)
-                        long alQueueLen = iobObj.QHelp.QueueAlarm.Count;
-                        long evQueueLen = iobObj.QHelp.QueueIN.Count;
-                        long flQueueLen = iobObj.QHelp.QueueFLog.Count;
-                        long msQueueLen = iobObj.QHelp.QueueMessages.Count;
-                        long rtrQueueLen = iobObj.QHelp.QueueRawTransf.Count;
-                        long ulQueueLen = iobObj.QHelp.QueueULog.Count;
-
-                        var setPar = new Dictionary<string, string>
-                        {
-                            { "IP", iobObj.IOBConfFull.Device.Connect.IpAddr },
-                            { "PORT", iobObj.IOBConfFull.Device.Connect.Port }
-                        };
-
                         IobWinStatus currIobStatus = new IobWinStatus()
                         {
                             CodIob = iobObj.IOBConfFull.General.FilenameIOB,
                             IobType = $"{iobObj.IOBConfFull.General.IobType}",
-                            queueAlLen = alQueueLen,
-                            queueEvLen = evQueueLen,
-                            queueFlLen = flQueueLen,
-                            queueMsLen = msQueueLen,
-                            queueRawTransfLen = rtrQueueLen,
-                            queueUlLen = ulQueueLen,
+                            queueAlLen = iobObj.QHelp.QueueAlarm.Count,
+                            queueEvLen = iobObj.QHelp.QueueIN.Count,
+                            queueFlLen = iobObj.QHelp.QueueFLog.Count,
+                            queueMsLen = iobObj.QHelp.QueueMessages.Count,
+                            queueRawTransfLen = iobObj.QHelp.QueueRawTransf.Count,
+                            queueUlLen = iobObj.QHelp.QueueULog.Count,
                             counterIOB = iobObj.contapezziIOB,
                             counterMAC = iobObj.contapezziPLC,
                             lastUpdate = lastIobStatus.lastUpdate > iobObj.DtHelp.lastWatchDog ? lastIobStatus.lastUpdate : iobObj.DtHelp.lastWatchDog,
                             online = utils.IOB_Online,
                             lastDataIn = iobObj.DtHelp.lastReadPLC,
                             lastDataOut = iobObj.DtHelp.lastIobOnline,
-                            setupParams = setPar,
+                            setupParams = new Dictionary<string, string>
+                            {
+                                { "IP", iobObj.IOBConfFull.Device.Connect.IpAddr },
+                                { "PORT", iobObj.IOBConfFull.Device.Connect.Port }
+                            },
                             freeNotes = $"{iobObj.IOBConfFull.General.FilenameIOB} | DT ultimo avvio: {iobObj.DtHelp.AvvioAdp}"
                         };
 
-                        // 2. Logica di salvataggio su REDIS (Rete -> Thread di background!)
+                        // Logica di salvataggio su REDIS (Rete -> Thread di background!)
                         if (!currIobStatus.Equals(lastIobStatus))
                         {
                             currIobStatus.lastUpdate = DateTime.Now;
@@ -2332,6 +2245,18 @@ namespace IOB_WIN_FORM
             }
         }
 
+        /// <summary>
+        /// Salvo IOB e scope x NLog management
+        /// </summary>
+        /// <param name="newIOB"></param>
+        private void SetIOB(string newIOB)
+        {
+            CurrIOB = newIOB;
+            _scopeIOB?.Dispose(); // rimuove il vecchio valore
+
+            _scopeIOB = ScopeContext.PushProperty("codIOB", newIOB);
+        }
+
         /// <summary>
         /// Indica se debba aggiornare o meno la UI perché minimizzata o meno
         /// </summary>
@@ -2446,15 +2371,25 @@ namespace IOB_WIN_FORM
             lgInfo("UNLOAD Adapter");
         }
 
-        // Metodo per fermare tutto (es. nel Form_Closing o Dispose)
+        /// <summary>
+        /// Metodo per fermare tutto (es. nel Form_Closing o Dispose)
+        /// </summary>
+        /// <returns></returns>
         private async Task StopWorker()
         {
             if (_ctsServer == null) return;
 
+            _ctsMachine.Cancel();
+            _ctsRedis.Cancel();
             _ctsServer.Cancel();
 
             try
             {
+                if (_redisTask != null)
+                {
+                    await _redisTask;
+                }
+
                 // Opzionale: attendi che il task finisca davvero prima di fare il dispose
                 if (_workerTask != null)
                 {
@@ -2464,11 +2399,29 @@ namespace IOB_WIN_FORM
             catch (OperationCanceledException) { /* Normale amministrazione */ }
             finally
             {
+                if (_ctsMachine != null)
+                {
+                    _ctsMachine.Dispose();
+                    _ctsMachine = null;
+                }
+                if (_ctsRedis != null)
+                {
+                    _ctsRedis.Dispose();
+                    _ctsRedis = null;
+                }
                 if (_ctsServer != null)
                 {
                     _ctsServer.Dispose();
                     _ctsServer = null;
                 }
+                if (_machineThread != null)
+                {
+                    _machineThread = null;
+                }
+                if (_redisTask != null)
+                {
+                    _redisTask = null;
+                }
                 if (_workerTask != null)
                 {
                     _workerTask = null;
diff --git a/IOB-WIN-FTP/DATA/CONF/MAIN.ini b/IOB-WIN-FTP/DATA/CONF/MAIN.ini
index 2cb4f81c..ebc0bef6 100644
--- a/IOB-WIN-FTP/DATA/CONF/MAIN.ini
+++ b/IOB-WIN-FTP/DATA/CONF/MAIN.ini
@@ -20,4 +20,3 @@ CLI_INST=SteamWareSim
 STARTLIST=FTP_SONATEST
 
 MAXCNC=10
-
diff --git a/IOB-WIN-MTC/DATA/CONF/MAIN.ini b/IOB-WIN-MTC/DATA/CONF/MAIN.ini
index 39a789eb..084f3aef 100644
--- a/IOB-WIN-MTC/DATA/CONF/MAIN.ini
+++ b/IOB-WIN-MTC/DATA/CONF/MAIN.ini
@@ -27,4 +27,3 @@ CLI_INST=SteamWareSim
 STARTLIST=SIMUL_01
 
 MAXCNC=10
-
diff --git a/IOB-WIN-OPC-UA/DATA/CONF/MAIN.ini b/IOB-WIN-OPC-UA/DATA/CONF/MAIN.ini
index a9d47506..72bea7db 100644
--- a/IOB-WIN-OPC-UA/DATA/CONF/MAIN.ini
+++ b/IOB-WIN-OPC-UA/DATA/CONF/MAIN.ini
@@ -34,4 +34,3 @@ STARTLIST=SIMUL_01
 ;STARTLIST=3026
 
 MAXCNC=10
-
diff --git a/IOB-WIN-PING/DATA/CONF/MAIN.ini b/IOB-WIN-PING/DATA/CONF/MAIN.ini
index 14fc4c91..01bdf429 100644
--- a/IOB-WIN-PING/DATA/CONF/MAIN.ini
+++ b/IOB-WIN-PING/DATA/CONF/MAIN.ini
@@ -20,4 +20,3 @@ STARTLIST=SIMUL_01
 ;STARTLIST=3023-PING
 
 MAXCNC=10
-
diff --git a/IOB-WIN-SIEMENS/DATA/CONF/MAIN.ini b/IOB-WIN-SIEMENS/DATA/CONF/MAIN.ini
index babafa34..41774edf 100644
--- a/IOB-WIN-SIEMENS/DATA/CONF/MAIN.ini
+++ b/IOB-WIN-SIEMENS/DATA/CONF/MAIN.ini
@@ -42,4 +42,3 @@ CLI_INST=SteamWareSim
 STARTLIST=3010
 
 MAXCNC=10
-
diff --git a/IOB-WIN-WPS/DATA/CONF/MAIN.ini b/IOB-WIN-WPS/DATA/CONF/MAIN.ini
index 5b0016e5..a81dc4b2 100644
--- a/IOB-WIN-WPS/DATA/CONF/MAIN.ini
+++ b/IOB-WIN-WPS/DATA/CONF/MAIN.ini
@@ -24,4 +24,3 @@ STARTLIST=3018
 ;STARTLIST=SIMUL_06
 
 MAXCNC=10
-