diff --git a/server/2015Remote/2015RemoteDlg.cpp b/server/2015Remote/2015RemoteDlg.cpp
index 719d4fe..e6a37b4 100644
--- a/server/2015Remote/2015RemoteDlg.cpp
+++ b/server/2015Remote/2015RemoteDlg.cpp
@@ -7445,8 +7445,10 @@ std::pair<std::string, std::string> CMy2015RemoteDlg::GenerateRenewalInfo(
         newHmac = std::to_string(hmacVal);
     }
 
+    // 新 passcode 的到期日是“今天 + days” (见上面的 newPasscode)；
+    // 预设日期已过去时 days 被钳制为 1，日志应显示实际日期。
     Mprintf("[TOKEN_AUTH] 生成续期: %s, %s -> %s, %d并发数, 配额剩余%d\n",
-            sn.c_str(), currentExpire.c_str(), renewal.ExpireDate.c_str(), renewal.HostNum, renewal.Quota - 1);
+            sn.c_str(), currentExpire.c_str(), getDateStr(days).c_str(), renewal.HostNum, renewal.Quota - 1);
 
     // 配额递减，配额用完后自动清除预设续期记录
     DecrementPendingQuota(sn);
@@ -7546,13 +7548,18 @@ void CMy2015RemoteDlg::SendPendingRenewal(CONTEXT_OBJECT* ctx, const std::string
     int days = (int)span.GetDays();
     if (days <= 0) days = 1;
 
+    // 客户端按“今天 + days”签发新授权（CMD_AUTHORIZATION 使用 getDateStr(0/days)）。
+    // 预设日期若已经过去（过期授权在旧版本中设置的预设），实际到期日是今天 + 1，
+    // 日志和提示必须显示实际日期，而不是已失效的预设日期。
+    std::string actualExpire = getDateStr(days);
+
     // 构建并发送 CMD_AUTHORIZATION
     if (source) {
         Mprintf("[%s] 自动下发续期: %s, %s -> %s, %d并发数\n",
-                source, sn.c_str(), currentExpire.c_str(), renewal.ExpireDate.c_str(), renewal.HostNum);
+                source, sn.c_str(), currentExpire.c_str(), actualExpire.c_str(), renewal.HostNum);
     } else {
         Mprintf("自动下发续期: %s, %s -> %s, %d并发数\n",
-                sn.c_str(), currentExpire.c_str(), renewal.ExpireDate.c_str(), renewal.HostNum);
+                sn.c_str(), currentExpire.c_str(), actualExpire.c_str(), renewal.HostNum);
     }
 
     BYTE bToken[32] = { CMD_AUTHORIZATION };
@@ -7571,10 +7578,10 @@ void CMy2015RemoteDlg::SendPendingRenewal(CONTEXT_OBJECT* ctx, const std::string
     bool hasRemainingQuota = DecrementPendingQuota(sn);
     Mprintf("[HEARTBEAT] 续期下发完成: %s, 剩余配额: %s\n", sn.c_str(), hasRemainingQuota ? "有" : "无");
 
-    // 提示续期已下发
-    std::string expireFmt = renewal.ExpireDate.substr(0, 4) + "-" +
-                            renewal.ExpireDate.substr(4, 2) + "-" +
-                            renewal.ExpireDate.substr(6, 2);
+    // 提示续期已下发（显示实际到期日）
+    std::string expireFmt = actualExpire.substr(0, 4) + "-" +
+                            actualExpire.substr(4, 2) + "-" +
+                            actualExpire.substr(6, 2);
     std::string tip = sn + g_Lang.Get(std::string(" 已自动续期至 ")) + expireFmt;
     PostMessageA(WM_SHOWMESSAGE, (WPARAM)new CharMsg(tip.c_str()), NULL);
 }
diff --git a/server/2015Remote/CLicenseDlg.cpp b/server/2015Remote/CLicenseDlg.cpp
index 56d61ad..41452c6 100644
--- a/server/2015Remote/CLicenseDlg.cpp
+++ b/server/2015Remote/CLicenseDlg.cpp
@@ -563,6 +563,17 @@ void CLicenseDlg::OnLicenseRenewal()
     if (defaultHostNum <= 0) defaultHostNum = 100;
     int defaultQuota = lic.PendingQuota > 0 ? lic.PendingQuota : 1;
 
+    // 判断当前授权是否已过期。续期从“今天”起算：客户端收到 days 后按
+    // getDateStr(0) + days 签发新授权（见 CMD_AUTHORIZATION 处理）。
+    // 若从已过去的原到期日加天数，预设日期会落在过去，下发时被
+    // SendPendingRenewal 钳制成 1 天，实际到期日与预设/提示不一致。
+    CTime now = CTime::GetCurrentTime();
+    CTime today(now.GetYear(), now.GetMonth(), now.GetDay(), 0, 0, 0);
+    CString strToday;
+    strToday.Format(_T("%04d%02d%02d"), now.GetYear(), now.GetMonth(), now.GetDay());
+    bool expired = currentExpireDate.length() == 8 &&
+                   currentExpireDate < std::string(CT2A(strToday));
+
     // 格式化当前过期日期显示
     CString strCurrentExpire;
     if (currentExpireDate.length() == 8) {
@@ -570,6 +581,9 @@ void CLicenseDlg::OnLicenseRenewal()
             currentExpireDate.substr(0, 4).c_str(),
             currentExpireDate.substr(4, 2).c_str(),
             currentExpireDate.substr(6, 2).c_str());
+        if (expired) {
+            strCurrentExpire += _L(" (已过期，续期从今天起算)");
+        }
     } else {
         strCurrentExpire = _TR("当前到期: 未知");
     }
@@ -595,15 +609,13 @@ void CLicenseDlg::OnLicenseRenewal()
         return;
     }
 
-    // 计算新的过期日期 (从原到期日期开始加天数)
-    CTime baseTime;
-    if (currentExpireDate.length() == 8) {
+    // 计算新的过期日期：未过期从原到期日加天数；已过期从今天起算。
+    CTime baseTime = today;
+    if (!expired && currentExpireDate.length() == 8) {
         int year = atoi(currentExpireDate.substr(0, 4).c_str());
         int month = atoi(currentExpireDate.substr(4, 2).c_str());
         int day = atoi(currentExpireDate.substr(6, 2).c_str());
         baseTime = CTime(year, month, day, 0, 0, 0);
-    } else {
-        baseTime = CTime::GetCurrentTime();  // 无法解析时用当前日期
     }
     CTimeSpan span(days, 0, 0, 0);
     CTime newExpireTime = baseTime + span;
@@ -635,6 +647,9 @@ void CLicenseDlg::OnLicenseRenewal()
         CString msg;
         msg.FormatL("已预设续期至: %s\n并发连接数: %d\n配额: %d (支持%d台机器续期)\n客户端上线时将自动下发新授权",
             strPending, hostNum, quota, quota);
+        if (expired) {
+            msg += _L("\n（原授权已过期，续期从今天起算）");
+        }
         MessageBox(msg, _TR("预设成功"), MB_ICONINFORMATION);
     }
 }