diff --git a/BTCPayServer/Controllers/AccountController.cs b/BTCPayServer/Controllers/AccountController.cs
index a5ee28a99..6f2115849 100644
--- a/BTCPayServer/Controllers/AccountController.cs
+++ b/BTCPayServer/Controllers/AccountController.cs
@@ -420,7 +420,7 @@ namespace BTCPayServer.Controllers
                     }
                     else
                     {
-                        TempData["StatusMessage"] = "Account created, please confirm your email";
+                        TempData[WellKnownTempData.SuccessMessage] = "Account created, please confirm your email";
                         return View();
                     }
                 }
diff --git a/BTCPayServer/Controllers/ServerController.Storage.cs b/BTCPayServer/Controllers/ServerController.Storage.cs
index 129be3d39..45806b545 100644
--- a/BTCPayServer/Controllers/ServerController.Storage.cs
+++ b/BTCPayServer/Controllers/ServerController.Storage.cs
@@ -28,7 +28,7 @@ namespace BTCPayServer.Controllers
         [HttpGet("server/files/{fileId?}")]
         public async Task<IActionResult> Files(string fileId = null, string statusMessage = null)
         {
-            TempData["StatusMessage"] = statusMessage;
+            TempData[WellKnownTempData.SuccessMessage] = statusMessage;
             var fileUrl = string.IsNullOrEmpty(fileId) ? null : await _FileService.GetFileUrl(Request.GetAbsoluteRootUri(), fileId);
 
             return View(new ViewFilesViewModel()
@@ -167,7 +167,7 @@ namespace BTCPayServer.Controllers
         [HttpGet("server/storage")]
         public async Task<IActionResult> Storage(bool forceChoice = false, string statusMessage = null)
         {
-            TempData["StatusMessage"] = statusMessage;
+            TempData[WellKnownTempData.SuccessMessage] = statusMessage;
             var savedSettings = await _SettingsRepository.GetSettingAsync<StorageSettings>();
             if (forceChoice || savedSettings == null)
             {
@@ -288,11 +288,11 @@ namespace BTCPayServer.Controllers
             data.Provider = storageProvider;
             data.Configuration = JObject.FromObject(viewModel);
             await _SettingsRepository.UpdateSetting(data);
-            TempData["StatusMessage"] = new StatusMessageModel()
+            TempData[WellKnownTempData.StatusMessageModel] = new StatusMessageModel()
             {
                 Severity = StatusMessageModel.StatusSeverity.Success,
                 Message = "Storage settings updated successfully"
-            }.ToString();
+            };
             return View(viewModel);
         }
     }
diff --git a/BTCPayServer/Controllers/ServerController.cs b/BTCPayServer/Controllers/ServerController.cs
index 405281ae3..f92ea3f5f 100644
--- a/BTCPayServer/Controllers/ServerController.cs
+++ b/BTCPayServer/Controllers/ServerController.cs
@@ -190,6 +190,8 @@ namespace BTCPayServer.Controllers
         {
             MaintenanceViewModel vm = new MaintenanceViewModel();
             vm.CanUseSSH = _sshState.CanUseSSH;
+            if (!vm.CanUseSSH)
+                TempData[WellKnownTempData.ErrorMessage] = "Maintenance feature requires access to SSH properly configured in BTCPayServer configuration";
             vm.DNSDomain = this.Request.Host.Host;
             if (IPAddress.TryParse(vm.DNSDomain, out var unused))
                 vm.DNSDomain = null;
@@ -480,7 +482,7 @@ namespace BTCPayServer.Controllers
             }
 
             await _SettingsRepository.UpdateSetting(settings);
-            TempData["StatusMessage"] = "Policies updated successfully";
+            TempData[WellKnownTempData.SuccessMessage] = "Policies updated successfully";
             return RedirectToAction(nameof(Policies));
         }
 
@@ -1005,7 +1007,7 @@ namespace BTCPayServer.Controllers
         public async Task<IActionResult> Theme(ThemeSettings settings)
         {
             await _SettingsRepository.UpdateSetting(settings);
-            TempData["StatusMessage"] = "Theme settings updated successfully";
+            TempData[WellKnownTempData.SuccessMessage] = "Theme settings updated successfully";
             return View(settings);
         }
 
diff --git a/BTCPayServer/Views/Account/ForgotPassword.cshtml b/BTCPayServer/Views/Account/ForgotPassword.cshtml
index 7835f783a..48d7fc087 100644
--- a/BTCPayServer/Views/Account/ForgotPassword.cshtml
+++ b/BTCPayServer/Views/Account/ForgotPassword.cshtml
@@ -5,11 +5,11 @@
 
 <section>
     <div class="container">
-        @if (TempData.ContainsKey("StatusMessage"))
+        @if (TempData.HasStatusMessage())
         {
         <div class="row">
             <div class="col-lg-12 text-center">
-                <partial name="_StatusMessage" for="@TempData["StatusMessage"]" />
+                <partial name="_StatusMessage" />
             </div>
         </div>
         }
diff --git a/BTCPayServer/Views/Account/ResetPassword.cshtml b/BTCPayServer/Views/Account/ResetPassword.cshtml
index a5be48c47..b4357e043 100644
--- a/BTCPayServer/Views/Account/ResetPassword.cshtml
+++ b/BTCPayServer/Views/Account/ResetPassword.cshtml
@@ -5,11 +5,11 @@
 
 <section>
     <div class="container">
-        @if (TempData.ContainsKey("StatusMessage"))
+        @if (TempData.HasStatusMessage())
         {
             <div class="row">
                 <div class="col-lg-12 text-center">
-                    <partial name="_StatusMessage" for="@TempData["StatusMessage"]" />
+                    <partial name="_StatusMessage" />
                 </div>
             </div>
         }
diff --git a/BTCPayServer/Views/Server/CreateTemporaryFileUrl.cshtml b/BTCPayServer/Views/Server/CreateTemporaryFileUrl.cshtml
index cfaf9dc21..6e5622b85 100644
--- a/BTCPayServer/Views/Server/CreateTemporaryFileUrl.cshtml
+++ b/BTCPayServer/Views/Server/CreateTemporaryFileUrl.cshtml
@@ -6,7 +6,7 @@
 }
 
 
-<partial name="_StatusMessage" for="@TempData["StatusMessage"]"/>
+<partial name="_StatusMessage" />
 <div class="row">
     <div class="col-lg-6">
         <div asp-validation-summary="All" class="text-danger"></div>
diff --git a/BTCPayServer/Views/Server/DynamicDnsService.cshtml b/BTCPayServer/Views/Server/DynamicDnsService.cshtml
index bf5356030..dda3470b6 100644
--- a/BTCPayServer/Views/Server/DynamicDnsService.cshtml
+++ b/BTCPayServer/Views/Server/DynamicDnsService.cshtml
@@ -5,7 +5,7 @@
 
 
 <h4>Dynamic DNS Service</h4>
-<partial name="_StatusMessage" for="@TempData["TempDataProperty-StatusMessage"]" />
+<partial name="_StatusMessage" />
 @if (!this.ViewContext.ModelState.IsValid)
 {
 <div class="row">
diff --git a/BTCPayServer/Views/Server/DynamicDnsServices.cshtml b/BTCPayServer/Views/Server/DynamicDnsServices.cshtml
index 2d24cd79a..d5af68b68 100644
--- a/BTCPayServer/Views/Server/DynamicDnsServices.cshtml
+++ b/BTCPayServer/Views/Server/DynamicDnsServices.cshtml
@@ -5,7 +5,7 @@
 
 
 <h4>Dynamic DNS Settings</h4>
-<partial name="_StatusMessage" for="@TempData["TempDataProperty-StatusMessage"]" />
+<partial name="_StatusMessage" />
 
 <div class="row">
     <div class="col-md-8">
diff --git a/BTCPayServer/Views/Server/EditAmazonS3StorageProvider.cshtml b/BTCPayServer/Views/Server/EditAmazonS3StorageProvider.cshtml
index 99a48a232..85c606f6d 100644
--- a/BTCPayServer/Views/Server/EditAmazonS3StorageProvider.cshtml
+++ b/BTCPayServer/Views/Server/EditAmazonS3StorageProvider.cshtml
@@ -4,7 +4,7 @@
 }
 
 
-<partial name="_StatusMessage" for="@TempData["StatusMessage"]" />
+<partial name="_StatusMessage" />
 <div class="row">
     <div class="col-lg-6">
         <div asp-validation-summary="All" class="text-danger"></div>
diff --git a/BTCPayServer/Views/Server/EditAzureBlobStorageStorageProvider.cshtml b/BTCPayServer/Views/Server/EditAzureBlobStorageStorageProvider.cshtml
index cfbfd2869..787617bfb 100644
--- a/BTCPayServer/Views/Server/EditAzureBlobStorageStorageProvider.cshtml
+++ b/BTCPayServer/Views/Server/EditAzureBlobStorageStorageProvider.cshtml
@@ -4,7 +4,7 @@
 }
 
 
-<partial name="_StatusMessage" for="@TempData["StatusMessage"]" />
+<partial name="_StatusMessage" />
 <div class="row">
     <div class="col-lg-6">
         <div asp-validation-summary="All" class="text-danger"></div>
diff --git a/BTCPayServer/Views/Server/EditFilesystemStorageProvider.cshtml b/BTCPayServer/Views/Server/EditFilesystemStorageProvider.cshtml
index 837da99da..b1aa00a85 100644
--- a/BTCPayServer/Views/Server/EditFilesystemStorageProvider.cshtml
+++ b/BTCPayServer/Views/Server/EditFilesystemStorageProvider.cshtml
@@ -3,7 +3,7 @@
     ViewData.SetActivePageAndTitle(ServerNavPages.Services, $"Storage - Local Filesystem");
 }
 
-<partial name="_StatusMessage" for="@TempData["StatusMessage"]"/>
+<partial name="_StatusMessage" />
 <div class="row">
     <div class="col-lg-6">
         <div asp-validation-summary="All" class="text-danger"></div>
diff --git a/BTCPayServer/Views/Server/EditGoogleCloudStorageStorageProvider.cshtml b/BTCPayServer/Views/Server/EditGoogleCloudStorageStorageProvider.cshtml
index bb0533ce6..c85b59b5e 100644
--- a/BTCPayServer/Views/Server/EditGoogleCloudStorageStorageProvider.cshtml
+++ b/BTCPayServer/Views/Server/EditGoogleCloudStorageStorageProvider.cshtml
@@ -3,7 +3,7 @@
     ViewData.SetActivePageAndTitle(ServerNavPages.Services, $"Storage - Google Cloud Storage");
 }
 
-<partial name="_StatusMessage" for="@TempData["StatusMessage"]" />
+<partial name="_StatusMessage" />
 <div class="row">
     <div class="col-lg-6">
         <div asp-validation-summary="All" class="text-danger"></div>
diff --git a/BTCPayServer/Views/Server/Files.cshtml b/BTCPayServer/Views/Server/Files.cshtml
index da5a8d207..ad8bd73d8 100644
--- a/BTCPayServer/Views/Server/Files.cshtml
+++ b/BTCPayServer/Views/Server/Files.cshtml
@@ -4,7 +4,7 @@
 }
 
 
-<partial name="_StatusMessage" for="@TempData["StatusMessage"]" />
+<partial name="_StatusMessage" />
 
 <h4>File Storage</h4>
 <div class="form-group">
diff --git a/BTCPayServer/Views/Server/LightningChargeServices.cshtml b/BTCPayServer/Views/Server/LightningChargeServices.cshtml
index 6bc4e9946..d6fde539d 100644
--- a/BTCPayServer/Views/Server/LightningChargeServices.cshtml
+++ b/BTCPayServer/Views/Server/LightningChargeServices.cshtml
@@ -5,7 +5,7 @@
 
 
 <h4>Lightning charge service</h4>
-<partial name="_StatusMessage" for="@TempData["StatusMessage"]" />
+<partial name="_StatusMessage" />
 
 <div class="row">
     <div class="col-md-6">
diff --git a/BTCPayServer/Views/Server/LightningWalletServices.cshtml b/BTCPayServer/Views/Server/LightningWalletServices.cshtml
index 7b4d1f0a2..2b801e194 100644
--- a/BTCPayServer/Views/Server/LightningWalletServices.cshtml
+++ b/BTCPayServer/Views/Server/LightningWalletServices.cshtml
@@ -5,7 +5,7 @@
 
 
 <h4>@Model.WalletName</h4>
-<partial name="_StatusMessage" for="@TempData["StatusMessage"]" />
+<partial name="_StatusMessage" />
 
 @if (Model.ShowQR)
 {
diff --git a/BTCPayServer/Views/Server/LndServices.cshtml b/BTCPayServer/Views/Server/LndServices.cshtml
index f6eadf545..98570b15b 100644
--- a/BTCPayServer/Views/Server/LndServices.cshtml
+++ b/BTCPayServer/Views/Server/LndServices.cshtml
@@ -5,7 +5,7 @@
 
 
 <h4>LND @Model.ConnectionType</h4>
-<partial name="_StatusMessage" for="@TempData["StatusMessage"]" />
+<partial name="_StatusMessage" />
 <div class="row">
     <div class="col-md-6">
         <div asp-validation-summary="All" class="text-danger"></div>
diff --git a/BTCPayServer/Views/Server/Maintenance.cshtml b/BTCPayServer/Views/Server/Maintenance.cshtml
index 07001bf2f..44b45e7fb 100644
--- a/BTCPayServer/Views/Server/Maintenance.cshtml
+++ b/BTCPayServer/Views/Server/Maintenance.cshtml
@@ -4,11 +4,7 @@
 }
 
 
-<partial name="_StatusMessage" for="@TempData["TempDataProperty-StatusMessage"]" />
-@if (!Model.CanUseSSH)
-{
-    <partial name="_StatusMessage" model="@("Error: Maintenance feature requires access to SSH properly configured in BTCPayServer configuration")" />
-}
+<partial name="_StatusMessage" />
 <div class="row">
 
     <div class="col-md-8">
diff --git a/BTCPayServer/Views/Server/P2PService.cshtml b/BTCPayServer/Views/Server/P2PService.cshtml
index 288cbe4cd..cad8fb1de 100644
--- a/BTCPayServer/Views/Server/P2PService.cshtml
+++ b/BTCPayServer/Views/Server/P2PService.cshtml
@@ -5,7 +5,7 @@
 
 
 <h4>@Model.WalletName</h4>
-<partial name="_StatusMessage" for="@TempData["StatusMessage"]" />
+<partial name="_StatusMessage" />
 
 @if (Model.ShowQR)
 {
diff --git a/BTCPayServer/Views/Server/Policies.cshtml b/BTCPayServer/Views/Server/Policies.cshtml
index 2750d4975..89516c016 100644
--- a/BTCPayServer/Views/Server/Policies.cshtml
+++ b/BTCPayServer/Views/Server/Policies.cshtml
@@ -4,7 +4,7 @@
 }
 
 
-<partial name="_StatusMessage" for="@TempData["StatusMessage"]"/>
+<partial name="_StatusMessage" />
 @if (!this.ViewContext.ModelState.IsValid)
 {
     <div asp-validation-summary="All" class="text-danger"></div>
diff --git a/BTCPayServer/Views/Server/Rates.cshtml b/BTCPayServer/Views/Server/Rates.cshtml
index 76a78bfc3..c9c1f5978 100644
--- a/BTCPayServer/Views/Server/Rates.cshtml
+++ b/BTCPayServer/Views/Server/Rates.cshtml
@@ -4,7 +4,7 @@
 }
 
 
-<partial name="_StatusMessage" for="@TempData["TempDataProperty-StatusMessage"]" />
+<partial name="_StatusMessage" />
 
 
 <div class="row">
diff --git a/BTCPayServer/Views/Server/SSHService.cshtml b/BTCPayServer/Views/Server/SSHService.cshtml
index e15b56524..7c03b74e3 100644
--- a/BTCPayServer/Views/Server/SSHService.cshtml
+++ b/BTCPayServer/Views/Server/SSHService.cshtml
@@ -5,7 +5,7 @@
 
 
 <h4>SSH settings</h4>
-<partial name="_StatusMessage" for="@TempData["TempDataProperty-StatusMessage"]" />
+<partial name="_StatusMessage" />
 <div class="row">
     <div class="col-md-6">
         <div asp-validation-summary="All" class="text-danger"></div>
diff --git a/BTCPayServer/Views/Server/Services.cshtml b/BTCPayServer/Views/Server/Services.cshtml
index b98595ecb..d4e13f719 100644
--- a/BTCPayServer/Views/Server/Services.cshtml
+++ b/BTCPayServer/Views/Server/Services.cshtml
@@ -4,7 +4,7 @@
 }
 
 
-<partial name="_StatusMessage" for="@TempData["TempDataProperty-StatusMessage"]"/>
+<partial name="_StatusMessage" />
 <div class="row">
     <div class="col-md-6">
         <div asp-validation-summary="All" class="text-danger"></div>
diff --git a/BTCPayServer/Views/Server/Storage.cshtml b/BTCPayServer/Views/Server/Storage.cshtml
index 7143926eb..ae1f71548 100644
--- a/BTCPayServer/Views/Server/Storage.cshtml
+++ b/BTCPayServer/Views/Server/Storage.cshtml
@@ -5,7 +5,7 @@
 }
 
 
-<partial name="_StatusMessage" for="@TempData["StatusMessage"]"/>
+<partial name="_StatusMessage" />
 @if (Model.ShowChangeWarning)
 {
     <div class="alert alert-danger">
diff --git a/BTCPayServer/Views/Server/Theme.cshtml b/BTCPayServer/Views/Server/Theme.cshtml
index 986a1e374..ebea95c57 100644
--- a/BTCPayServer/Views/Server/Theme.cshtml
+++ b/BTCPayServer/Views/Server/Theme.cshtml
@@ -4,7 +4,7 @@
 }
 
 
-<partial name="_StatusMessage" for="@TempData["StatusMessage"]" />
+<partial name="_StatusMessage" />
 <div class="row">
     <div class="col-lg-6">
         <div asp-validation-summary="All" class="text-danger"></div>
diff --git a/BTCPayServer/Views/Stores/CheckoutExperience.cshtml b/BTCPayServer/Views/Stores/CheckoutExperience.cshtml
index 5ccc2e7da..5eff154d9 100644
--- a/BTCPayServer/Views/Stores/CheckoutExperience.cshtml
+++ b/BTCPayServer/Views/Stores/CheckoutExperience.cshtml
@@ -4,7 +4,7 @@
     ViewData.SetActivePageAndTitle(StoreNavPages.Checkout, "Checkout experience");
 }
 
-<partial name="_StatusMessage" for="@TempData["TempDataProperty-StatusMessage"]" />
+<partial name="_StatusMessage" />
 
 <div class="row">
     <div class="col-md-6">
diff --git a/BTCPayServer/Views/Stores/Rates.cshtml b/BTCPayServer/Views/Stores/Rates.cshtml
index 51385b2cc..6c0fa1518 100644
--- a/BTCPayServer/Views/Stores/Rates.cshtml
+++ b/BTCPayServer/Views/Stores/Rates.cshtml
@@ -4,7 +4,7 @@
     ViewData.SetActivePageAndTitle(StoreNavPages.Rates, "Rates");
 }
 
-<partial name="_StatusMessage" for="@TempData["TempDataProperty-StatusMessage"]" />
+<partial name="_StatusMessage" />
 
 <div class="row">
     <div class="col-md-8">
diff --git a/BTCPayServer/Views/Stores/StoreUsers.cshtml b/BTCPayServer/Views/Stores/StoreUsers.cshtml
index f5745243b..1753c3f3a 100644
--- a/BTCPayServer/Views/Stores/StoreUsers.cshtml
+++ b/BTCPayServer/Views/Stores/StoreUsers.cshtml
@@ -4,7 +4,7 @@
     ViewData.SetActivePageAndTitle(StoreNavPages.Users, "Manage users");
 }
 
-<partial name="_StatusMessage" for="@TempData["TempDataProperty-StatusMessage"]" />
+<partial name="_StatusMessage" />
 
 <div class="row">
     <div class="col-md-6">
diff --git a/BTCPayServer/Views/Stores/UpdateStore.cshtml b/BTCPayServer/Views/Stores/UpdateStore.cshtml
index eadba6d45..1ad0e2d65 100644
--- a/BTCPayServer/Views/Stores/UpdateStore.cshtml
+++ b/BTCPayServer/Views/Stores/UpdateStore.cshtml
@@ -4,7 +4,7 @@
     ViewData.SetActivePageAndTitle(StoreNavPages.Index, "Profile");
 }
 
-<partial name="_StatusMessage" for="@TempData["TempDataProperty-StatusMessage"]" />
+<partial name="_StatusMessage" />
 
 <div class="row">
     <div class="col-md-6">
diff --git a/BTCPayServer/Views/UserStores/ListStores.cshtml b/BTCPayServer/Views/UserStores/ListStores.cshtml
index 7227cb751..db4620df1 100644
--- a/BTCPayServer/Views/UserStores/ListStores.cshtml
+++ b/BTCPayServer/Views/UserStores/ListStores.cshtml
@@ -5,11 +5,11 @@
 
 <section>
     <div class="container">
-        @if (TempData.ContainsKey("TempDataProperty-StatusMessage"))
+        @if (TempData.HasStatusMessage())
         {
         <div class="row">
             <div class="col-lg-12 text-center">
-                <partial name="_StatusMessage" for="@TempData["TempDataProperty-StatusMessage"]" />
+                <partial name="_StatusMessage" />
             </div>
         </div>
         }
diff --git a/BTCPayServer/Views/Wallets/ListWallets.cshtml b/BTCPayServer/Views/Wallets/ListWallets.cshtml
index 426728e35..abed6f779 100644
--- a/BTCPayServer/Views/Wallets/ListWallets.cshtml
+++ b/BTCPayServer/Views/Wallets/ListWallets.cshtml
@@ -5,11 +5,11 @@
 
 <section>
     <div class="container">
-        @if (TempData.ContainsKey("TempDataProperty-StatusMessage"))
+        @if (TempData.HasStatusMessage())
         {
             <div class="row">
                 <div class="col-lg-12 text-center">
-                    <partial name="_StatusMessage" for="@TempData["TempDataProperty-StatusMessage"]" />
+                    <partial name="_StatusMessage" />
                 </div>
             </div>
         }
diff --git a/BTCPayServer/Views/Wallets/WalletPSBT.cshtml b/BTCPayServer/Views/Wallets/WalletPSBT.cshtml
index b77944822..7e5e9df13 100644
--- a/BTCPayServer/Views/Wallets/WalletPSBT.cshtml
+++ b/BTCPayServer/Views/Wallets/WalletPSBT.cshtml
@@ -4,11 +4,11 @@
     ViewData["Title"] = "PSBT";
     ViewData.SetActivePageAndTitle(WalletsNavPages.PSBT);
 }
-@if (TempData.ContainsKey("TempDataProperty-StatusMessage"))
+@if (TempData.HasStatusMessage())
 {
     <div class="row">
         <div class="col-md-10 text-center">
-            <partial name="_StatusMessage" for="@TempData["TempDataProperty-StatusMessage"]" />
+            <partial name="_StatusMessage" />
         </div>
     </div>
 }
diff --git a/BTCPayServer/Views/Wallets/WalletSettings.cshtml b/BTCPayServer/Views/Wallets/WalletSettings.cshtml
index bcbeec6d5..f1427a3c6 100644
--- a/BTCPayServer/Views/Wallets/WalletSettings.cshtml
+++ b/BTCPayServer/Views/Wallets/WalletSettings.cshtml
@@ -4,11 +4,11 @@
     ViewData["Title"] = "Wallet settings";
     ViewData.SetActivePageAndTitle(WalletsNavPages.Settings);
 }
-@if (TempData.ContainsKey("TempDataProperty-StatusMessage"))
+@if (TempData.HasStatusMessage())
 {
     <div class="row">
         <div class="col-md-10 text-center">
-            <partial name="_StatusMessage" for="@TempData["TempDataProperty-StatusMessage"]" />
+            <partial name="_StatusMessage" />
         </div>
     </div>
 }
diff --git a/BTCPayServer/Views/Wallets/WalletTransactions.cshtml b/BTCPayServer/Views/Wallets/WalletTransactions.cshtml
index 73413b1eb..88927b989 100644
--- a/BTCPayServer/Views/Wallets/WalletTransactions.cshtml
+++ b/BTCPayServer/Views/Wallets/WalletTransactions.cshtml
@@ -47,11 +47,11 @@
         border: 0;
     }
 </style>
-@if (TempData.ContainsKey("TempDataProperty-StatusMessage"))
+@if (TempData.HasStatusMessage())
 {
     <div class="row">
         <div class="col-md-10 text-center">
-            <partial name="_StatusMessage" for="@TempData["TempDataProperty-StatusMessage"]" />
+            <partial name="_StatusMessage" />
         </div>
     </div>
 }