Windows XP build 2600.1106

Windows XP build 2600.1106 is the official RTM build of Windows XP Service Pack 1. The source code to this build, as well as Windows Server 2003 RTM, was leaked on September 23, 2020.

On February 3, 2003, Service Pack 1a was released to remove the Microsoft Java Virtual Machine as a result of Microsoft's legal battle against Sun Microsystems over the Java VM code; SP1 and SP1a is otherwise identical.