diff --git a/MP-TAB-SERV/Components/SelTempoMSMC.razor b/MP-TAB-SERV/Components/SelTempoMSMC.razor
index d9cf2a1a..3dc5f765 100644
--- a/MP-TAB-SERV/Components/SelTempoMSMC.razor
+++ b/MP-TAB-SERV/Components/SelTempoMSMC.razor
@@ -1,13 +1,13 @@
 
 <div class="row">
-    <div class="col-12 text-end">
+    @*<div class="col-12 text-end">
         <div class="form-check form-switch fs-3">
             <input class="form-check-input" type="checkbox" @bind="@ShowMS">
             <label class="form-check-label">@txtSelMS</label>
         </div>
-    </div>
+    </div>*@
     <div class="col-8">
-        @if (modoControllo == timeControlMode.testo)
+        @if (tcMode == "mc")
         {
             <div class="input-group">
                 <span class="input-group-text">Tempo</span>
diff --git a/MP-TAB-SERV/Components/SelTempoMSMC.razor.cs b/MP-TAB-SERV/Components/SelTempoMSMC.razor.cs
index 0514eb86..c1efc09e 100644
--- a/MP-TAB-SERV/Components/SelTempoMSMC.razor.cs
+++ b/MP-TAB-SERV/Components/SelTempoMSMC.razor.cs
@@ -85,10 +85,10 @@ namespace MP_TAB_SERV.Components
         /// </summary>
         protected double _tempoMC { get; set; } = 0;
 
-        protected timeMode modoTempo
-        {
-            get => ShowMS ? timeMode.MS : timeMode.MC;
-        }
+        //protected timeMode modoTempo
+        //{
+        //    get => ShowMS ? timeMode.MS : timeMode.MC;
+        //}
 
         /// <summary>
         /// tempo selezionato in formato Minuti Secondi
@@ -107,6 +107,13 @@ namespace MP_TAB_SERV.Components
 
         [Inject]
         protected SharedMemService SMServ { get; set; } = null!;
+        [Inject]
+        protected MessageService MsgServ { get; set; } = null!; 
+
+        protected string tcMode
+        {
+            get => MsgServ.UserPrefGet("TcMode");
+        }
 
         /// <summary>
         /// tempo selezionato in formato Minuti Secondi
@@ -193,7 +200,7 @@ namespace MP_TAB_SERV.Components
             get
             {
                 string answ = "";
-                if (modoTempo == timeMode.MC)
+                if (tcMode == "mc")
                 {
                     answ = "min.cent";
                 }
@@ -209,7 +216,7 @@ namespace MP_TAB_SERV.Components
         {
             get
             {
-                string answ = modoTempo == timeMode.MC ? $"--> {TempoMS.TotalMinutes:N0}:{TempoMS:ss} (min:sec)" : $"--> {TempoMC:0.000} (min.cent)";
+                string answ = tcMode == "ms" ? $"--> {TempoMS.TotalMinutes:N0}:{TempoMS:ss} (min:sec)" : $"--> {TempoMC:0.000} (min.cent)";
                 return answ;
             }
         }
@@ -218,12 +225,12 @@ namespace MP_TAB_SERV.Components
         {
             get
             {
-                string answ = modoTempo == timeMode.MC ? $"{TempoMC:0.000}" : $"{TempoMS.TotalMinutes:N0}:{TempoMS:ss}";
+                string answ = tcMode == "mc" ? $"{TempoMC:0.000}" : $"{TempoMS.TotalMinutes:N0}:{TempoMS:ss}";
                 return answ;
             }
             set
             {
-                if (modoTempo == timeMode.MC)
+                if (tcMode == "mc")
                 {
                     double tMC = 1;
                     double.TryParse(value, out tMC);
diff --git a/MP-TAB-SERV/Pages/User.razor b/MP-TAB-SERV/Pages/User.razor
index 69c0122d..9926fb98 100644
--- a/MP-TAB-SERV/Pages/User.razor
+++ b/MP-TAB-SERV/Pages/User.razor
@@ -43,6 +43,17 @@
                     </li>
                 </ul>
             </div>
+            <div>
+                <ul class="list-group">
+                    <li class="list-group-item">
+                        <div class="text-center mb-1 fw-bold">Modalità di inserimento del tempo ciclo</div>
+                        <div class="d-flex justify-content-between">
+                            <button class="btn btn-sm @btnMsStyle" @onclick='()=>setTcMode("ms")'>min:sec</button>
+                            <button class="btn btn-sm @btnMcStyle" @onclick='()=>setTcMode("mc")'>min.cent</button>
+                        </div>
+                    </li>
+                </ul>
+            </div>
         </div>
         <div class="card-footer">
             <button class="w-100 btn btn-success">
@@ -61,6 +72,63 @@
 </div>
 
 @code {
+    [Inject]
+    private MessageService MsgServ { get; set; } = null!;
+
+    protected async Task setTcMode(string tcMode)
+    {
+        await Task.Delay(1);
+        tcModIns = tcMode;
+    }
+
+    protected string btnMsStyle
+    {
+        get
+        {
+            string answ = "";
+            if(tcModIns == "ms")
+            {
+                answ = "btn-primary";
+            }
+            else
+            {
+                answ = "btn-secondary";
+            }
+            return answ;
+        }
+    }
+    protected string btnMcStyle
+    {
+        get
+        {
+            string answ = "";
+            if(tcModIns == "mc")
+            {
+                answ = "btn-primary";
+            }
+            else
+            {
+                answ = "btn-secondary";
+            }
+            return answ;
+        }
+    }
+
+    protected string _tcModIns { get; set; } = "";
+
+    protected string tcModIns
+    {
+        get => _tcModIns;
+        set
+        {
+            if(_tcModIns != value)
+            {
+                _tcModIns = value;
+                MsgServ.UserPrefSave("TcMode", value);
+            }
+        }
+    }
+
     public int Height { get; set; } = 0;
     public int Width { get; set; } = 0;
     public string currIpv4 { get; set; } = "";
@@ -82,6 +150,11 @@
     }
     protected async override Task OnInitializedAsync()
     {
+        var tcPrefItem = MsgServ.UserPrefGet("TcMode");
+        if(tcPrefItem != null)
+        {
+            tcModIns = tcPrefItem;
+        }
         await Task.Delay(1);
         if (string.IsNullOrEmpty(currIpv4))
         {
diff --git a/MP.Data/Services/MessageService.cs b/MP.Data/Services/MessageService.cs
index b1b6fb55..6d751191 100644
--- a/MP.Data/Services/MessageService.cs
+++ b/MP.Data/Services/MessageService.cs
@@ -372,8 +372,8 @@ namespace MP.Data.Services
             else
             {
                 currDict.Add(chiave, valore);
-                UsersPrefDict = currDict;
             }
+            UsersPrefDict = currDict;
             return done;
         }