diff --git a/src/middleware/BootstrapBlazor.Middleware/BootstrapBlazor.Middleware.csproj b/src/middleware/BootstrapBlazor.Middleware/BootstrapBlazor.Middleware.csproj
index ca75beda..70a3fc23 100644
--- a/src/middleware/BootstrapBlazor.Middleware/BootstrapBlazor.Middleware.csproj
+++ b/src/middleware/BootstrapBlazor.Middleware/BootstrapBlazor.Middleware.csproj
@@ -1,7 +1,7 @@
 <Project Sdk="Microsoft.NET.Sdk">
 
   <PropertyGroup>
-    <Version>11.0.0-rc.3.2</Version>
+    <Version>11.0.0-rc.3.3</Version>
   </PropertyGroup>
 
   <ItemGroup>
@@ -9,7 +9,7 @@
   </ItemGroup>
 
   <ItemGroup>
-    <PackageReference Include="BootstrapBlazor" Version="11.0.2-beta04" />
+    <PackageReference Include="BootstrapBlazor" Version="11.1.0-rc.3.3" />
   </ItemGroup>
 
 </Project>
diff --git a/src/middleware/BootstrapBlazor.Middleware/BootstrapBlazorHub.cs b/src/middleware/BootstrapBlazor.Middleware/BootstrapBlazorHub.cs
index cdfefda0..d5fd2dc4 100644
--- a/src/middleware/BootstrapBlazor.Middleware/BootstrapBlazorHub.cs
+++ b/src/middleware/BootstrapBlazor.Middleware/BootstrapBlazorHub.cs
@@ -48,8 +48,8 @@ public Task<bool> Heartbeat(ClientInfo client)
         => ConnectionHandler.ReportHeartbeatAsync(Context, client, services);
 
     /// <summary>
-    /// <para lang="zh">查询在线连接快照，仅返回给调用方，不向消息订阅者广播；查询被禁用或调用方未获授权时返回 null</para>
-    /// <para lang="en">Queries a connection snapshot for the caller only, without broadcasting it to dispatch subscribers. Returns null when queries are disabled or the caller is not authorized.</para>
+    /// <para lang="zh">查询在线连接列表，仅返回给调用方，不向消息订阅者广播；查询被禁用或调用方未获授权时返回 null</para>
+    /// <para lang="en">Queries the online connections for the caller only, without broadcasting them to dispatch subscribers. Returns null when queries are disabled or the caller is not authorized.</para>
     /// </summary>
     public Task<ConnectionSnapshot?> GetConnectionSnapshot()
         => ConnectionHandler.GetSnapshotAsync(Context, options, services);
diff --git a/src/middleware/BootstrapBlazor.Middleware/ConnectionHandler.cs b/src/middleware/BootstrapBlazor.Middleware/ConnectionHandler.cs
index 520949a8..1a76b2ef 100644
--- a/src/middleware/BootstrapBlazor.Middleware/ConnectionHandler.cs
+++ b/src/middleware/BootstrapBlazor.Middleware/ConnectionHandler.cs
@@ -24,12 +24,6 @@ public static async Task<bool> ReportHeartbeatAsync(HubCallerContext context, Cl
             return false;
         }
 
-        if (client == null || string.IsNullOrWhiteSpace(client.Id) || client.Id.Length > 128 ||
-            !Enum.IsDefined(typeof(WebClientDeviceType), client.Device))
-        {
-            throw new HubException("Invalid connection heartbeat.");
-        }
-
         var httpContext = context.GetHttpContext() ?? throw new HubException("The connection context is unavailable.");
         client.Ip = httpContext.Connection.RemoteIpAddress.ToIPv4String();
         client.UserName = context.User?.Identity is { IsAuthenticated: true } identity ? identity.Name : null;
@@ -47,6 +41,12 @@ public static async Task<bool> ReportHeartbeatAsync(HubCallerContext context, Cl
     }
 
     public static async Task<ConnectionSnapshot?> GetSnapshotAsync(HubCallerContext context, BootstrapBlazorHubOptions options, IServiceProvider services)
+    {
+        var service = await GetConnectionServiceAsync(context, options, services);
+        return service == null ? null : new ConnectionSnapshot(service.Count, service.Connections);
+    }
+
+    private static async Task<IConnectionService?> GetConnectionServiceAsync(HubCallerContext context, BootstrapBlazorHubOptions options, IServiceProvider services)
     {
         if (!options.EnableConnectionSnapshots)
         {
@@ -65,11 +65,6 @@ public static async Task<bool> ReportHeartbeatAsync(HubCallerContext context, Cl
             }
         }
 
-        var service = services.GetRequiredService<IConnectionService>();
-        return new ConnectionSnapshot
-        {
-            Count = service.Count,
-            Connections = service.Connections
-        };
+        return services.GetRequiredService<IConnectionService>();
     }
 }