Create your own key in Registry using Microsoft.Win32.RegistryKey in c#.Net

//Check for key exists in Registry before creating New key and if not exists then create new key

if (((Microsoft.Win32.RegistryKey)(Microsoft.Win32.Registry.CurrentUser.OpenSubKey("MyChandruKey123"))) == null)

{

Microsoft.Win32.RegistryKey key = Microsoft.Win32.Registry.CurrentUser.CreateSubKey("MyChandruKey123");

key.SetValue("MyConnStrChandru123","");

}

//Get the Key value based on key name

string conns = ((Microsoft.Win32.RegistryKey)(Microsoft.Win32.Registry.CurrentUser.OpenSubKey("MyChandruKey123"))).GetValue("MyConnStrChandru123").ToString();