public static void SetRegistryIsStart(bool IsStart) { if (IsStart) { try { string strAssName = Application.StartupPath + @"" + Application.ProductName + @".exe"; string ShortFileName = Application.ProductName; RegistryKey rgkRun = Registry.LocalMachine.OpenSubKey("SOFTWARE\Microsoft\Windows\CurrentVersion\Run", true); if (rgkRun == null) { rgkRun = Registry.LocalMachine.CreateSubKey("SOFTWARE\Microsoft\Windows\CurrentVersion\Run"); rgkRun.SetValue(ShortFileName, strAssName); } else { rgkRun.SetValue(ShortFileName, strAssName); } } catch { } } else { try { Registry.LocalMachine.OpenSubKey(@"SOFTWAREMicrosoftWindowsCurrentVersionRun", true).DeleteValue(Application.ProductName, false); } catch { } } }