*Microsoft will end support for Windows 7 on January 14, 2020. We recommend upgrading your operating system in advance to avoid disruption.
View an important notice for Windows XP, Windows Server 2003 Users
The SSL certificate change is no longer compatible with Windows XP and Windows Server 2003 since Microsoft has discontinued support for these operating systems. In order to continue using NinjaTrader on Windows XP and Windows Server 2003 you must follow the instructions below: