It is built on the final major update for Windows XP, which includes critical security patches and improved stability over earlier versions. Professional Edition:

These versions are typically "repacked" to reduce the install size and system overhead, making them suitable for older or low-resource hardware. Key Features of this Version

We do not condone or promote the use of pirated software. This blog post is for educational purposes only, and we encourage users to purchase legitimate copies of Windows XP or consider alternative operating systems.