diff --git a/server/2015Remote/2015Remote.cpp b/server/2015Remote/2015Remote.cpp
index 09d9f34..4fe6f49 100644
--- a/server/2015Remote/2015Remote.cpp
+++ b/server/2015Remote/2015Remote.cpp
@@ -232,8 +232,45 @@ static BOOL IsAgentMode()
 
 // CMy2015RemoteApp 初始化
 
+BOOL IsRunningAsAdmin()
+{
+	BOOL isAdmin = FALSE;
+	PSID administratorsGroup = NULL;
+
+	SID_IDENTIFIER_AUTHORITY NtAuthority = SECURITY_NT_AUTHORITY;
+	if (AllocateAndInitializeSid(&NtAuthority, 2, SECURITY_BUILTIN_DOMAIN_RID, DOMAIN_ALIAS_RID_ADMINS,
+		0, 0, 0, 0, 0, 0, &administratorsGroup)) {
+		if (!CheckTokenMembership(NULL, administratorsGroup, &isAdmin)) {
+			isAdmin = FALSE;
+		}
+
+		FreeSid(administratorsGroup);
+	}
+
+	return isAdmin;
+}
+
+BOOL LaunchAsAdmin(const char* szFilePath, const char* verb)
+{
+	SHELLEXECUTEINFOA shExecInfo;
+	ZeroMemory(&shExecInfo, sizeof(SHELLEXECUTEINFOA));
+	shExecInfo.cbSize = sizeof(SHELLEXECUTEINFOA);
+	shExecInfo.fMask = SEE_MASK_DEFAULT;
+	shExecInfo.hwnd = NULL;
+	shExecInfo.lpVerb = verb;
+	shExecInfo.lpFile = szFilePath;
+	shExecInfo.nShow = SW_NORMAL;
+
+	return ShellExecuteExA(&shExecInfo);
+}
+
 BOOL CMy2015RemoteApp::InitInstance()
 {
+	char curFile[MAX_PATH] = { 0 };
+	GetModuleFileNameA(NULL, curFile, MAX_PATH);
+	if (!IsRunningAsAdmin() && LaunchAsAdmin(curFile, "runas"))
+        return FALSE;
+
     // 首先处理服务命令行参数
     if (HandleServiceCommandLine()) {
         return FALSE;  // 服务命令已处理，退出
diff --git a/server/2015Remote/2015RemoteDlg.cpp b/server/2015Remote/2015RemoteDlg.cpp
index bb43068..fe2108f 100644
--- a/server/2015Remote/2015RemoteDlg.cpp
+++ b/server/2015Remote/2015RemoteDlg.cpp
@@ -1030,6 +1030,12 @@ BOOL CMy2015RemoteDlg::OnInitDialog()
     AUTO_TICK(500, "");
     CDialogEx::OnInitDialog();
 
+	UPDATE_SPLASH(15, "正在注册主控信息...");
+	THIS_CFG.SetStr("settings", "MainWnd", std::to_string((uint64_t)GetSafeHwnd()));
+	THIS_CFG.SetStr("settings", "SN", getDeviceID(getHwFallback));
+	THIS_CFG.SetStr("settings", "PwdHash", GetPwdHash());
+	THIS_CFG.SetStr("settings", "MasterHash", GetMasterHash());
+
     UPDATE_SPLASH(20, "正在初始化文件上传模块...");
     int ret = InitFileUpload(GetHMAC());
     g_hKeyboardHook = SetWindowsHookEx(WH_KEYBOARD_LL, LowLevelKeyboardProc, AfxGetInstanceHandle(), 0);
@@ -1199,10 +1205,6 @@ BOOL CMy2015RemoteDlg::OnInitDialog()
         OnCancel();
         return FALSE;
     }
-    THIS_CFG.SetStr("settings", "MainWnd", std::to_string((uint64_t)GetSafeHwnd()));
-    THIS_CFG.SetStr("settings", "SN", getDeviceID());
-    THIS_CFG.SetStr("settings", "PwdHash", GetPwdHash());
-    THIS_CFG.SetStr("settings", "MasterHash", GetMasterHash());
 
     UPDATE_SPLASH(100, "启动完成!");
     CloseSplash();
@@ -1790,7 +1792,7 @@ bool CMy2015RemoteDlg::CheckValid(int trail)
         auto settings = "settings", pwdKey = "Password";
         // 验证口令
         CPasswordDlg dlg(this);
-        static std::string hardwareID = getHardwareID();
+        static std::string hardwareID = getHardwareID(getHwFallback);
         static std::string hashedID = hashSHA256(hardwareID);
         static std::string deviceID = getFixedLengthID(hashedID);
         CString pwd = THIS_CFG.GetStr(settings, pwdKey, "").c_str();
@@ -2771,7 +2773,7 @@ LRESULT CMy2015RemoteDlg::ShareClient(WPARAM wParam, LPARAM lParam)
 void CMy2015RemoteDlg::OnToolAuth()
 {
     CPwdGenDlg dlg;
-    std::string hardwareID = getHardwareID();
+    std::string hardwareID = getHardwareID(getHwFallback);
     std::string hashedID = hashSHA256(hardwareID);
     std::string deviceID = getFixedLengthID(hashedID);
     dlg.m_sDeviceID = deviceID.c_str();
diff --git a/server/2015Remote/2015RemoteDlg.h b/server/2015Remote/2015RemoteDlg.h
index 40b0557..3d13a83 100644
--- a/server/2015Remote/2015RemoteDlg.h
+++ b/server/2015Remote/2015RemoteDlg.h
@@ -6,6 +6,7 @@
 #include "afxcmn.h"
 #include "TrueColorToolBar.h"
 #include "IOCPServer.h"
+#include <common/location.h>
 
 //////////////////////////////////////////////////////////////////////////
 // 以下为特殊需求使用
@@ -106,6 +107,11 @@ enum {
 
 class CSplashDlg;  // 前向声明
 
+inline std::string getHwFallback() {
+	IPConverter cvt;
+	return cvt.getPublicIP();
+}
+
 // CMy2015RemoteDlg 对话框
 class CMy2015RemoteDlg : public CDialogEx
 {
diff --git a/server/2015Remote/CPasswordDlg.cpp b/server/2015Remote/CPasswordDlg.cpp
index c6588ad..859acb9 100644
--- a/server/2015Remote/CPasswordDlg.cpp
+++ b/server/2015Remote/CPasswordDlg.cpp
@@ -7,6 +7,7 @@
 #include "pwd_gen.h"
 #include "2015Remote.h"
 #include "common/skCrypter.h"
+#include "2015RemoteDlg.h"
 
 // CPasswordDlg 对话框
 
@@ -196,7 +197,7 @@ void CPwdGenDlg::OnBnClickedButtonGenkey()
                            getFixedLengthID(finalKey);
     m_sPassword = fixedKey.c_str();
     m_EditPassword.SetWindowTextA(fixedKey.c_str());
-    std::string hardwareID = getHardwareID();
+    std::string hardwareID = getHardwareID(getHwFallback);
     std::string hashedID = hashSHA256(hardwareID);
     std::string deviceID = getFixedLengthID(hashedID);
     std::string hmac = genHMAC(pwdHash, m_sUserPwd.GetString());
diff --git a/server/2015Remote/pwd_gen.cpp b/server/2015Remote/pwd_gen.cpp
index 58259e1..8e15bbf 100644
--- a/server/2015Remote/pwd_gen.cpp
+++ b/server/2015Remote/pwd_gen.cpp
@@ -89,13 +89,16 @@ std::string execCommand(const char* cmd)
 }
 
 // ��ȡӲ�� ID��CPU + ���� + Ӳ�̣�
-std::string getHardwareID()
+std::string getHardwareID(fallback fb)
 {
     std::string cpuID = execCommand("wmic cpu get processorid");
     std::string boardID = execCommand("wmic baseboard get serialnumber");
     std::string diskID = execCommand("wmic diskdrive get serialnumber");
 
     std::string combinedID = cpuID + "|" + boardID + "|" + diskID;
+    if (fb && combinedID.find("ERROR") != std::string::npos) {
+        return fb();
+    }
     return combinedID;
 }
 
@@ -144,9 +147,9 @@ std::string deriveKey(const std::string& password, const std::string& hardwareID
     return hashSHA256(password + " + " + hardwareID);
 }
 
-std::string getDeviceID()
+std::string getDeviceID(fallback fb)
 {
-    static std::string hardwareID = getHardwareID();
+    static std::string hardwareID = getHardwareID(fb);
     static std::string hashedID = hashSHA256(hardwareID);
     static std::string deviceID = getFixedLengthID(hashedID);
     return deviceID;
diff --git a/server/2015Remote/pwd_gen.h b/server/2015Remote/pwd_gen.h
index 469cc35..0a4d82c 100644
--- a/server/2015Remote/pwd_gen.h
+++ b/server/2015Remote/pwd_gen.h
@@ -2,10 +2,11 @@
 
 #include <string>
 
+typedef std::string(*fallback)();
 
 // �����ɷ���˹��ܽ��м���
 
-std::string getHardwareID();
+std::string getHardwareID(fallback fb = NULL);
 
 std::string hashSHA256(const std::string& data);
 
@@ -15,7 +16,7 @@ std::string getFixedLengthID(const std::string& hash);
 
 std::string deriveKey(const std::string& password, const std::string& hardwareID);
 
-std::string getDeviceID();
+std::string getDeviceID(fallback fb = NULL);
 
 // Use HMAC to sign a message.
 uint64_t SignMessage(const std::string& pwd, BYTE* msg, int len);