diff --git a/server/2015Remote/2015RemoteDlg.cpp b/server/2015Remote/2015RemoteDlg.cpp
index 9d25a72..b605f2c 100644
--- a/server/2015Remote/2015RemoteDlg.cpp
+++ b/server/2015Remote/2015RemoteDlg.cpp
@@ -1419,6 +1419,7 @@ VOID CMy2015RemoteDlg::InitControl()
         g_Column_Online_Width+=g_Column_Data_Online[i].nWidth;
     }
     m_CList_Online.InitColumns();
+    LoadSortPreference();          // 加载上次记忆的排序偏好
     // 隐藏空标题列（内部数据槽，不允许用户拖拽显示）
     for (int i = 0; i < g_Column_Count_Online; ++i) {
         if (g_Column_Data_Online[i].szTitle[0] == '\0') {
@@ -3486,6 +3487,7 @@ void CMy2015RemoteDlg::OnTimer(UINT_PTR nIDEvent)
 
         // 虚拟列表：重建过滤索引并更新项目计数
         if (hasListChange) {
+            ApplySort();           // 有排序偏好时重排，让新上线主机落到排序位置
             RebuildFilteredIndices();
             m_CList_Online.SetItemCountExV((int)m_FilteredIndices.size(), LVSICF_NOINVALIDATEALL | LVSICF_NOSCROLL);
         }
@@ -3880,8 +3882,6 @@ void CMy2015RemoteDlg::SortByColumn(int nColumn)
     // 缩略图列点击表头不参与排序 —— 没有可比较的数据维度，避免误触发
     if (ColumnToDataSlot(nColumn) < 0) return;
 
-    static int m_nSortColumn = 0;
-    static bool m_bSortAscending = false;
     if (nColumn == m_nSortColumn) {
         // 如果点击的是同一列，切换排序顺序
         m_bSortAscending = !m_bSortAscending;
@@ -3891,8 +3891,25 @@ void CMy2015RemoteDlg::SortByColumn(int nColumn)
         m_bSortAscending = true;
     }
 
-    // 虚拟列表：对数据源进行排序（列号映射到底层数据槽）
     EnterCriticalSection(&m_cs);
+    ApplySort();
+    RebuildFilteredIndices();
+    LeaveCriticalSection(&m_cs);
+
+    // 刷新列表
+    m_CList_Online.Invalidate();
+
+    SaveSortPreference();
+}
+
+void CMy2015RemoteDlg::ApplySort()
+{
+    // 无有效排序偏好或列不合法（缩略图/越界）时保持列表原始顺序
+    if (m_nSortColumn <= COL_THUMBNAIL || m_nSortColumn >= g_Column_Count_Online) {
+        return;
+    }
+
+    // 虚拟列表：对数据源进行排序（列号映射到底层数据槽），调用方需持有 m_cs
     int slot = ColumnToDataSlot(m_nSortColumn);
     bool asc = m_bSortAscending;
     std::sort(m_HostList.begin(), m_HostList.end(),
@@ -3903,19 +3920,38 @@ void CMy2015RemoteDlg::SortByColumn(int nColumn)
             return asc ? (result < 0) : (result > 0);
         });
 
-    // 重建索引映射
+    // 排序后 clientID -> 索引映射已改变，需重建
     m_ClientIndex.clear();
     for (size_t i = 0; i < m_HostList.size(); ++i) {
         if (m_HostList[i]) {
             m_ClientIndex[m_HostList[i]->GetClientID()] = i;
         }
     }
-    // 重建过滤索引
-    RebuildFilteredIndices();
-    LeaveCriticalSection(&m_cs);
+}
 
-    // 刷新列表
-    m_CList_Online.Invalidate();
+void CMy2015RemoteDlg::LoadSortPreference()
+{
+    std::string val = THIS_CFG.GetStr("list", "OnlineListSort", "");
+    if (val.empty()) {
+        m_nSortColumn = -1;      // 无偏好：保持列表原始顺序
+        m_bSortAscending = true;
+        return;
+    }
+
+    auto arr = StringToVector(val, ',');
+    if (arr.size() >= 2) {
+        m_nSortColumn = atoi(arr[0].c_str());
+        m_bSortAscending = (atoi(arr[1].c_str()) != 0);
+    } else {
+        m_nSortColumn = -1;
+        m_bSortAscending = true;
+    }
+}
+
+void CMy2015RemoteDlg::SaveSortPreference()
+{
+    std::string val = std::to_string(m_nSortColumn) + "," + (m_bSortAscending ? "1" : "0");
+    THIS_CFG.SetStr("list", "OnlineListSort", val);
 }
 
 void CMy2015RemoteDlg::OnHdnItemclickList(NMHDR* pNMHDR, LRESULT* pResult)
diff --git a/server/2015Remote/2015RemoteDlg.h b/server/2015Remote/2015RemoteDlg.h
index aea004a..fa2ae8e 100644
--- a/server/2015Remote/2015RemoteDlg.h
+++ b/server/2015Remote/2015RemoteDlg.h
@@ -173,6 +173,9 @@ protected:
     DECLARE_MESSAGE_MAP()
 public:
     void SortByColumn(int nColumn);
+    void ApplySort();               // 按偏好重排 m_HostList（调用方需持有 m_cs）
+    void LoadSortPreference();
+    void SaveSortPreference();
     afx_msg VOID OnHdnItemclickList(NMHDR* pNMHDR, LRESULT* pResult);
     static int CALLBACK CompareFunction(LPARAM lParam1, LPARAM lParam2, LPARAM lParamSort);
     template<class T, int id, int Show = SW_SHOW> LRESULT OpenDialog(WPARAM wParam, LPARAM lParam)
@@ -342,6 +345,8 @@ public:
     std::vector<context*> m_HostList;              // 虚拟列表数据源（全部客户端）
     std::unordered_map<uint64_t, size_t> m_ClientIndex;  // clientID -> m_HostList 索引映射
     std::vector<size_t> m_FilteredIndices;         // 当前分组过滤后的索引列表
+    int  m_nSortColumn = -1;                       // 当前排序列，-1 表示未排序
+    bool m_bSortAscending = true;                  // 排序方向（true=升序）
     std::set<std::string> m_GroupList;
     std::string m_selectedGroup;
 	std::string m_v2KeyPath;                      // V2 密钥文件路径